HY

Hiroshi Yamada

Ricoh Company: 3 patents #89 of 863Top 15%
PA Panasonic: 2 patents #18 of 362Top 5%
Fujitsu Limited: 2 patents #488 of 3,370Top 15%
Mazda Motor: 1 patents #30 of 155Top 20%
SC Sankyo Seiki Mfg. Co.: 1 patents #9 of 41Top 25%
UJ Unisia Jecs: 1 patents #12 of 52Top 25%
Bridgestone: 1 patents #46 of 198Top 25%
SO Sony: 1 patents #794 of 2,482Top 35%
CH Chisso: 1 patents #21 of 66Top 35%
Dai Nippon Printing Co.: 1 patents #62 of 250Top 25%
Overall (2004): #517 of 270,089Top 1%
15
Patents 2004

Issued Patents 2004

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
6834497 Exhaust gas purifying device for engine Seiji Miyoshi, Akihide Takami, Masayuki Kuroki 2004-12-28
6823715 Gas concentration measuring apparatus and method Tatsu Kobayakawa, Hideki Toda, Sachiko Saitou 2004-11-30
6805106 Fuel-injection system Masato Kumagai, Kazuyoshi Mori 2004-10-19
6787280 Electrophotographic toner and method of producing same Hiroshi Yamashita, Tsunemi Sugiyama, Shinichiro Yagi, Masami Tomita, Toshiki Nanya +3 more 2004-09-07
6787595 Rubber composition and tire Yuichiro Nakamura 2004-09-07
6775854 Toilet cover opening/closing device Kazunori Nishikawa 2004-08-17
6775998 Freezer and refrigerator provided with freezer Masashi Yuasa, Shuzo Kamimura, Hideki Fukui, Yasuki Hamano, Naoki Yokoyama 2004-08-17
6777610 Protective sheet for solar battery module, method of fabricating the same and solar battery module Koujiro Ookawa, Yasuki Suzuura, Takakazu Goto, Hideki Arao, Atsuo Tsuzuki +3 more 2004-08-17
6767822 Method of forming metallic film and method of producing semiconductor system 2004-07-27
6756175 Method for fixing toner Shigeru Emoto, Chiaki Tanaka, Naohiro Watanabe, Tsunemi Sugiyama, Hiroshi Yamashita +2 more 2004-06-29
6742353 Refrigerator Yoshiki Ohashi, Masatoshi Sasaki, Yohei Nomoto 2004-06-01
6731319 Heat activating and thermosensitive recording for thermosensitive adhesive label Akira Ichikawa, Masanaka Nagamoto 2004-05-04
6696182 Organic electroluminescent device comprising dipyridylthiophene derivative Manabu Uchida, Takaharu Nakano, Kenji Furukawa 2004-02-24
6693362 Multichip module having chips mounted on upper and under surfaces of a thin film closing an opening formed in a rigid substrate Kiyotaka Seyama, Haruhiko Yamamoto 2004-02-17
6675275 Computer system controlling memory allocation Kazuaki Nimura 2004-01-06