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Rank Ordered Listing of U.S. States and Countries
From Which
1
or More Utility Patents Originated During the Period
Having Primary Classification In
Class 219, Electric Heating
( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( patent origin is determined by the residence of the first-named inventor )
| (U.S. or Foreign) | Code | State-Territory or Country | 2011 | 2012 | 2013 | 2014 | 2015 | Total |
|---|---|---|---|---|---|---|---|---|
| (U.S.) | CA | CALIFORNIA | 34 | 53 | 58 | 72 | 55 | 272 |
| (U.S.) | OH | OHIO | 26 | 40 | 67 | 59 | 68 | 260 |
| (U.S.) | WI | WISCONSIN | 18 | 27 | 45 | 55 | 50 | 195 |
| (U.S.) | MI | MICHIGAN | 15 | 33 | 31 | 26 | 31 | 136 |
| (U.S.) | NY | NEW YORK | 13 | 24 | 22 | 17 | 17 | 93 |
| (U.S.) | MA | MASSACHUSETTS | 14 | 22 | 18 | 22 | 10 | 86 |
| (U.S.) | IL | ILLINOIS | 9 | 16 | 21 | 24 | 15 | 85 |
| (U.S.) | TX | TEXAS | 4 | 15 | 20 | 24 | 17 | 80 |
| (U.S.) | OR | OREGON | 16 | 18 | 20 | 17 | 8 | 79 |
| (U.S.) | NH | NEW HAMPSHIRE | 6 | 15 | 20 | 23 | 14 | 78 |
| (U.S.) | FL | FLORIDA | 6 | 9 | 14 | 17 | 12 | 58 |
| (U.S.) | SC | SOUTH CAROLINA | 3 | 8 | 10 | 18 | 12 | 51 |
| (U.S.) | CT | CONNECTICUT | 6 | 12 | 14 | 14 | 5 | 51 |
| (U.S.) | MN | MINNESOTA | 11 | 9 | 11 | 12 | 5 | 48 |
| (U.S.) | KY | KENTUCKY | 1 | 9 | 12 | 7 | 15 | 44 |
| (U.S.) | CO | COLORADO | 7 | 5 | 15 | 8 | 9 | 44 |
| (U.S.) | TN | TENNESSEE | 8 | 6 | 10 | 9 | 8 | 41 |
| (U.S.) | IN | INDIANA | 3 | 9 | 9 | 10 | 6 | 37 |
| (U.S.) | PA | PENNSYLVANIA | 5 | 7 | 11 | 10 | 3 | 36 |
| (U.S.) | WA | WASHINGTON | 6 | 2 | 7 | 7 | 12 | 34 |
| (U.S.) | AZ | ARIZONA | 6 | 10 | 4 | 5 | 6 | 31 |
| (U.S.) | NC | NORTH CAROLINA | 3 | 6 | 7 | 5 | 7 | 28 |
| (U.S.) | MO | MISSOURI | 4 | 4 | 8 | 7 | 4 | 27 |
| (U.S.) | GA | GEORGIA | 4 | 6 | 7 | 1 | 3 | 21 |
| (U.S.) | VA | VIRGINIA | 4 | 3 | 6 | 4 | 1 | 18 |
| (U.S.) | NJ | NEW JERSEY | 2 | 5 | 2 | 6 | 3 | 18 |
| (U.S.) | ID | IDAHO | 1 | 1 | 3 | 8 | 1 | 14 |
| (U.S.) | IA | IOWA | 2 | 4 | 2 | 4 | 1 | 13 |
| (U.S.) | KS | KANSAS | 4 | 4 | 1 | 2 | 2 | 13 |
| (U.S.) | MD | MARYLAND | 3 | 2 | 2 | 1 | 4 | 12 |
| (U.S.) | UT | UTAH | 1 | 0 | 2 | 3 | 5 | 11 |
| (U.S.) | NE | NEBRASKA | 1 | 2 | 1 | 5 | 2 | 11 |
| (U.S.) | LA | LOUISIANA | 0 | 1 | 4 | 4 | 2 | 11 |
| (U.S.) | NV | NEVADA | 3 | 4 | 1 | 0 | 2 | 10 |
| (U.S.) | AL | ALABAMA | 1 | 1 | 2 | 2 | 2 | 8 |
| (U.S.) | ME | MAINE | 1 | 2 | 1 | 2 | 0 | 6 |
| (U.S.) | VT | VERMONT | 1 | 2 | 1 | 0 | 1 | 5 |
| (U.S.) | RI | RHODE ISLAND | 0 | 1 | 0 | 4 | 0 | 5 |
| (U.S.) | OK | OKLAHOMA | 0 | 1 | 2 | 0 | 1 | 4 |
| (U.S.) | AR | ARKANSAS | 2 | 1 | 0 | 1 | 0 | 4 |
| (U.S.) | WY | WYOMING | 0 | 1 | 2 | 1 | 0 | 4 |
| (U.S.) | MT | MONTANA | 1 | 0 | 2 | 0 | 0 | 3 |
| (U.S.) | PR | PUERTO RICO | 1 | 0 | 0 | 1 | 0 | 2 |
| (U.S.) | DE | DELAWARE | 0 | 2 | 0 | 0 | 0 | 2 |
| (U.S.) | SD | SOUTH DAKOTA | 0 | 0 | 1 | 1 | 0 | 2 |
| (U.S.) | NM | NEW MEXICO | 0 | 0 | 2 | 0 | 0 | 2 |
| (U.S.) | AK | ALASKA | 0 | 0 | 1 | 0 | 1 | 2 |
| (U.S.) | MS | MISSISSIPPI | 0 | 1 | 0 | 0 | 0 | 1 |
| (U.S.) | VI | U.S. VIRGIN ISLANDS | 0 | 0 | 0 | 1 | 0 | 1 |
| (U.S.) | -- Subtotal -- | 256 | 403 | 499 | 519 | 420 | 2097 | |
| (Foreign) | JPX | JAPAN | 152 | 190 | 221 | 217 | 208 | 988 |
| (Foreign) | DEX | GERMANY | 55 | 87 | 117 | 92 | 96 | 447 |
| (Foreign) | KRX | KOREA, SOUTH | 32 | 43 | 53 | 47 | 36 | 211 |
| (Foreign) | FRX | FRANCE | 14 | 23 | 30 | 23 | 26 | 116 |
| (Foreign) | TWX | TAIWAN | 10 | 33 | 26 | 21 | 21 | 111 |
| (Foreign) | CAX | CANADA | 9 | 15 | 20 | 33 | 21 | 98 |
| (Foreign) | CNX | CHINA, PEOPLE'S REPUBLIC OF | 4 | 18 | 15 | 15 | 22 | 74 |
| (Foreign) | GBX | UNITED KINGDOM | 9 | 13 | 15 | 24 | 13 | 74 |
| (Foreign) | ITX | ITALY | 6 | 11 | 30 | 12 | 10 | 69 |
| (Foreign) | ATX | AUSTRIA | 5 | 8 | 11 | 18 | 15 | 57 |
| (Foreign) | CHX | SWITZERLAND | 3 | 8 | 12 | 7 | 16 | 46 |
| (Foreign) | SEX | SWEDEN | 6 | 6 | 6 | 8 | 7 | 33 |
| (Foreign) | ILX | ISRAEL | 2 | 3 | 7 | 4 | 12 | 28 |
| (Foreign) | NLX | NETHERLANDS | 3 | 7 | 4 | 4 | 8 | 26 |
| (Foreign) | HKX | CHINA, HONG KONG S.A.R. | 5 | 8 | 4 | 4 | 1 | 22 |
| (Foreign) | ESX | SPAIN | 2 | 2 | 9 | 3 | 5 | 21 |
| (Foreign) | INX | INDIA | 1 | 7 | 4 | 5 | 3 | 20 |
| (Foreign) | AUX | AUSTRALIA | 2 | 3 | 1 | 4 | 6 | 16 |
| (Foreign) | BEX | BELGIUM | 1 | 3 | 1 | 5 | 1 | 11 |
| (Foreign) | SGX | SINGAPORE | 2 | 1 | 2 | 2 | 1 | 8 |
| (Foreign) | IEX | IRELAND | 0 | 1 | 1 | 4 | 1 | 7 |
| (Foreign) | FIX | FINLAND | 0 | 3 | 1 | 0 | 3 | 7 |
| (Foreign) | DKX | DENMARK | 0 | 0 | 2 | 2 | 2 | 6 |
| (Foreign) | NOX | NORWAY | 0 | 3 | 2 | 1 | 0 | 6 |
| (Foreign) | LUX | LUXEMBOURG | 0 | 0 | 0 | 1 | 4 | 5 |
| (Foreign) | RUX | RUSSIAN FEDERATION | 0 | 0 | 1 | 2 | 0 | 3 |
| (Foreign) | MXX | MEXICO | 2 | 0 | 1 | 0 | 0 | 3 |
| (Foreign) | CZX | CZECH REPUBLIC | 0 | 0 | 2 | 0 | 1 | 3 |
| (Foreign) | PLX | POLAND | 0 | 1 | 0 | 0 | 1 | 2 |
| (Foreign) | NZX | NEW ZEALAND | 0 | 1 | 1 | 0 | 0 | 2 |
| (Foreign) | TRX | TURKEY | 0 | 0 | 1 | 1 | 0 | 2 |
| (Foreign) | ZAX | SOUTH AFRICA | 0 | 1 | 1 | 0 | 0 | 2 |
| (Foreign) | SKX | SLOVAKIA | 0 | 0 | 1 | 0 | 1 | 2 |
| (Foreign) | IDX | INDONESIA | 0 | 0 | 2 | 0 | 0 | 2 |
| (Foreign) | UAX | UKRAINE | 0 | 0 | 1 | 1 | 0 | 2 |
| (Foreign) | BRX | BRAZIL | 0 | 0 | 1 | 0 | 1 | 2 |
| (Foreign) | SIX | SLOVENIA | 0 | 0 | 0 | 0 | 1 | 1 |
| (Foreign) | IMX | ISLE OF MAN | 0 | 1 | 0 | 0 | 0 | 1 |
| (Foreign) | SAX | SAUDI ARABIA | 0 | 0 | 1 | 0 | 0 | 1 |
| (Foreign) | EGX | EGYPT | 0 | 0 | 1 | 0 | 0 | 1 |
| (Foreign) | HUX | HUNGARY | 0 | 0 | 1 | 0 | 0 | 1 |
| (Foreign) | RSX | SERBIA | 1 | 0 | 0 | 0 | 0 | 1 |
| (Foreign) | ARX | ARGENTINA | 0 | 0 | 0 | 0 | 1 | 1 |
| (Foreign) | COX | COLOMBIA | 0 | 0 | 1 | 0 | 0 | 1 |
| (Foreign) | CLX | CHILE | 0 | 0 | 1 | 0 | 0 | 1 |
| (Foreign) | KWX | KUWAIT | 0 | 0 | 0 | 1 | 0 | 1 |
| (Foreign) | JEX | JERSEY | 0 | 0 | 0 | 0 | 1 | 1 |
| (Foreign) | -- Subtotal -- | 326 | 500 | 611 | 561 | 545 | 2543 | |
| (ALL) | ALL | All Regions, U.S. and Foreign | 582 | 903 | 1110 | 1080 | 965 | 4640 |
Questions regarding these reports should be directed to:
U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.govaddress of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/reports.htm
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/
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