HY

Hajime Yamamoto

Canon: 100 patents #104 of 19,416Top 1%
Sumitomo Electric Industries: 29 patents #524 of 21,551Top 3%
TK Toshiba Tec Kabushiki Kaisha: 28 patents #90 of 1,664Top 6%
BC Benriner Co.: 11 patents #1 of 1Top 100%
HI Hitachi: 11 patents #3,813 of 28,497Top 15%
KT Kabushiki Kaisha Toshiba: 7 patents #4,294 of 21,451Top 25%
NE Nec: 7 patents #2,006 of 14,502Top 15%
NS National Institute For Materials Science: 6 patents #50 of 901Top 6%
MC Mitsubishi Chemical: 6 patents #261 of 3,022Top 9%
ND Nitto Denko: 5 patents #655 of 2,479Top 30%
NI Nikon: 5 patents #754 of 2,493Top 35%
CC Citizen Electronics Co.: 4 patents #74 of 252Top 30%
Nichia: 4 patents #472 of 1,531Top 35%
FL Fujitsu Semiconductor Limited: 4 patents #161 of 1,301Top 15%
FL Fujitsu General Limited: 3 patents #92 of 325Top 30%
KO Kasei Optonix: 3 patents #24 of 142Top 20%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
ST Sandisk Technologies: 2 patents #967 of 2,224Top 45%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
HC Hitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
HM Hitachi Medical: 1 patents #371 of 680Top 55%
HC Hokuriku Electric Industry Co.: 1 patents #54 of 104Top 55%
IN Inoac: 1 patents #65 of 232Top 30%
MS Morita Seisakusho: 1 patents #53 of 109Top 50%
KC Koito Manufacturing Co.: 1 patents #610 of 1,047Top 60%
KC Kyoraku Co.: 1 patents #76 of 136Top 60%
SC Sansha Electric Manufacturing Co.: 1 patents #50 of 93Top 55%
TC Tec Co.: 1 patents #45 of 177Top 30%
WT Western Digital Technologies: 1 patents #1,787 of 3,180Top 60%
Overall (All Time): #2,471 of 4,157,543Top 1%
229
Patents All Time

Issued Patents All Time

Showing 151–175 of 229 patents

Patent #TitleCo-InventorsDate
6443567 Liquid ejecting cartridge and recording device using same Hiroki Hayashi, Shozo Hattori, Eiichiro Shimizu, Teruo Arashima, Masaru Iketani +2 more 2002-09-03
D462382 Ink tank for printer Tatsuo Nanjo, Hiroshi Koshikawa, Toshimi Chiba, Shozo Hattori, Hiroki Hayashi +4 more 2002-09-03
D461495 Ink tank for printer Tatsuo Nanjo, Nobuyuki Hatasa, Hiroyuki Fukushima 2002-08-13
D461203 Ink tank for printer Tatsuo Nanjo, Nobuyuki Hatasa 2002-08-06
6422674 Liquid supply system and liquid residual amount detecting method of liquid supply system Jun Hinami, Shozo Hattori, Eiichiro Shimizu, Hidehisa Matsumoto, Hiroki Hayashi 2002-07-23
D460107 Ink tank for printer Tatsuo Nanjo, Hiroshi Koshikawa, Toshimi Chiba, Shozo Hattori, Hiroki Hayashi +4 more 2002-07-09
6412920 Ink jet printing head, ink jet head cartridge and printing apparatus Haruyuki Matsumoto, Mineo Kaneko, Tsuguhiro Fukuda, Masashi Miyagawa 2002-07-02
6402298 Ink tank module, ink tank coupling member, and inkjet recording apparatus Tatsuo Nanjo, Shozo Hattori, Eiichiro Shimizu, Hiroshi Koshikawa, Hiroki Hayashi +1 more 2002-06-11
6402308 Liquid supply system and liquid supply vessel used for the same Shozo Hattori, Sadayuki Sugama, Hirofumi Okuhara, Tomoyuki Kaneda 2002-06-11
D456835 Ink tank for printer Tatsuo Nanjo, Hiroshi Koshikawa, Toshimi Chiba, Shozo Hattori, Hiroki Hayashi +4 more 2002-05-07
6382783 Liquid supply method, capillary force generating member container used for method thereof, and liquid supply container Hiroki Hayashi, Shozo Hattori, Eiichiro Shimizu, Hiroshi Koshikawa, Kenji Kitabatake 2002-05-07
6373599 Image scanning apparatus and method Masato Iwakawa 2002-04-16
6371594 Ink jet recording head, an ink jet cartridge, and an ink jet recording apparatus Wataru Takahashi, Kazuaki Masuda, Eiichiro Shimizu, Yasuo Kotaki, Teruo Arashima +1 more 2002-04-16
6365701 Ink-contacting member, ink-absorbing member, ink tank and ink-jet cartridge Hiroki Hayashi, Eiichiro Shimizu 2002-04-02
6347865 Liquid container, liquid supply system, and method for manufacturing such liquid container Hidehisa Matsumoto, Shozo Hattori, Eiichiro Shimizu, Jun Hinami, Hiroki Hayashi 2002-02-19
6334674 Absorber mounted in an ink tank and process for manufacturing this tank Takayuki Ono, Hiroshi Sugitani, Kazuaki Masuda, Eiichiro Shimizu, Torachika Osada +4 more 2002-01-01
6331765 Series compensator Shigeru Tanaka, Masaaki Shigeta, Mami Mizutani, Yukitaka Monden, Hiroshi Uchino 2001-12-18
6325500 Ink tank, ink jet recording apparatus mounting the ink tank, and package for the ink tank Kenji Kitabatake, Shozo Hattori, Eiichiro Shimizu, Hidehisa Matsumoto, Jun Hinami +1 more 2001-12-04
6323964 Image scanning apparatus and method Masato Iwakawa 2001-11-27
6293652 Method for coupling liquid jet head units, a liquid jet head unit, and a liquid jet head cartridge Teruo Arashima, Kazuaki Masuda, Junji Shimoda, Minoru Nozawa, Akihiro Yamanaka +4 more 2001-09-25
6292275 Image scanning apparatus and method, and mirror drive method and mechanism Masato Iwakawa 2001-09-18
6270206 Ink container having blocking member and boundary layer Eiichiro Shimizu, Jun Hinami, Hiroki Hayashi 2001-08-07
6234618 Ink absorbing body, ink tank, ink-jet cartridge and ink-jet printing apparatus Eiichiro Shimizu, Keisuke Matsuo, Teruo Arashima, Jun Hinami, Wataru Takahashi 2001-05-22
6220697 Ink jet recording head and ink jet recording apparatus having such head Akihiro Yamanaka, Kazuaki Masuda, Eiichiro Shimizu, Yasuo Kotaki, Teruo Arashima +2 more 2001-04-24
6208433 Image pick-up apparatus capable of stable flicker compensation without influence by reflectance of an object Masato Iwakawa, Hiroyuki Mutou, Tomoaki Fukano 2001-03-27