TK

Takao Kawamura

HI Hitachi: 21 patents #1,645 of 28,497Top 6%
Kyocera: 18 patents #70 of 3,732Top 2%
UN Unknown: 14 patents #423 of 83,584Top 1%
TK Takao Kawamura: 5 patents #1 of 17Top 6%
MI Minolta: 4 patents #411 of 1,109Top 40%
FI Fujifilm Business Innovation: 3 patents #2,355 of 5,238Top 45%
NC Nikkiso Co.: 3 patents #71 of 287Top 25%
HC Hosiden Electronics Co.: 2 patents #34 of 98Top 35%
SC Shin-Etsu Chemical Co.: 2 patents #1,026 of 2,176Top 50%
SS Sumitomo Wiring Systems: 2 patents #1,192 of 2,615Top 50%
KC Kyoto Ceramic Company: 2 patents #2 of 43Top 5%
HC Hitachi Device Engineering Co.: 1 patents #292 of 514Top 60%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
DC Daiken Chemical Co.: 1 patents #20 of 31Top 65%
Overall (All Time): #47,766 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 1–25 of 54 patents

Patent #TitleCo-InventorsDate
9522250 Hydrogen-rich gas mixture breathing system 2016-12-20
7204009 Manufacturing method of acoustic sensor Yoshiaki Ohbayashi, Mamoru Yasuda 2007-04-17
7109441 Heat plate, heating element, belt type fixing device and image forming apparatus Koichi Sanpei, Mitsuhiro Mori, Akio Yano, Masatoshi Kimura, Masao Konishi +6 more 2006-09-19
7080442 Manufacturing method of acoustic sensor Yoshiaki Ohbayashi, Mamoru Yasuda 2006-07-25
6987245 Heat plate, heating element, belt type fixing device and image forming apparatus Koichi Sanpei, Mitsuhiro Mori, Akio Yano, Masatoshi Kimura, Masao Konishi +6 more 2006-01-17
6826382 Heat plate, heating element, belt type fixing device and image forming apparatus Koichi Sanpei, Mitsuhiro Mori, Akio Yano, Masatoshi Kimura, Masao Konishi +6 more 2004-11-30
6629429 Refrigerator Yoshiki Ohashi, Akihiko Manabe 2003-10-07
6289198 Quick heat roller Tsuyoshi Nishi 2001-09-11
6246161 Cathode ray tube having a small-diameter neck and method of manufacture thereof Hisashi Nose, Eisuke Inoue 2001-06-12
RE37183 Image display panel having antistatic film with transparent and electroconductive properties and process for processing same Hiromitsu Kawamura, Katsumi Kobara, Yoshishige Endo 2001-05-22
6140757 Color cathode-ray tube (CRT) and method of producing the same Hiromitsu Kawamura, Katsumi Kobara 2000-10-31
5959737 Frame feeding apparatus and automatic sheet thickness detection apparatus Kenzo Kaminaga, Masaaki Suzuki, Takashi Kimura, Keisuke Kato, Yuji Nogami +5 more 1999-09-28
5904418 Automatic kneading apparatus and fallen material returning apparatus Kenzo Kaminaga, Masaaki Suzuki, Takashi Kimura, Keisuke Kato, Yuji Nogami +5 more 1999-05-18
5880557 Transparent plate, process for the production thereof and their applied screen display plate, and cathode ray tube and process for the production thereof Yoshishige Endo, Masahiko Ono, Toshihiro Yamada, Hiromitsu Kawamura, Katsumi Kobara +1 more 1999-03-09
5818155 Cathode ray tube having a small-diameter neck and method of manufacture thereof Hisashi Nose, Eisuke Inoue 1998-10-06
5742118 Ultrafine particle film, process for producing the same, transparent plate and image display plate Yoshishige Endo, Masahiko Ono, Hiromitsu Kawamura, Katsumi Kobara, Yoshifumi Tomita +4 more 1998-04-21
5707685 Process for forming ultrafine particle film, transparent plate and image display plate Yoshishige Endou, Masahiko Ono, Masahiro Miyazaki, Hiromitsu Kawamura, Katsumi Kobara +2 more 1998-01-13
5641942 Waterproof construction of wiring harness Minoru Iriyama, Takuya Inoue 1997-06-24
5613857 Waterproof construction of wiring harness Haruhiro Muto 1997-03-25
5612128 Ultra fine particles having uneven surfaces and treatment plate using same Yoshishige Endo, Masahiko Ono, Toshihiro Yamada, Hiromitsu Kawamura, Katsumi Kobara +1 more 1997-03-18
5529866 Electrophotographic sensitive member Yoshikazu Nakayama, Yasuo Nishiguchi, Naooki Miyamoto, Hiroshi Itoh, Hitoshi Takemura 1996-06-25
5523647 Color cathode ray tube having improved slot type shadow mask Hideo Tanabe, Yuichi Kijima 1996-06-04
5396148 Ultrafine particles, their production process and their use Yoshishige Endo, Takeshi Araya, Masahiko Ono, Hiromitsu Kawamura 1995-03-07
5318873 Electroconductive magnetic carrier, developer using the same and image formation method Yasuo Nishiguchi, Yoshio Ozawa, Yukio Ikeda, Katsuhiro Yoshioka, Hiroshi Itoh 1994-06-07
5291097 Cathode-ray tube Hiromitsu Kawamura, Katsumi Kobara, Kiyoshi Miura 1994-03-01