AT

Akihiko Takahashi

SC Sumitomo Chemical: 15 patents #265 of 4,033Top 7%
NS NS Sumikin Stainless: 9 patents #8 of 78Top 15%
NS Nippon Steel: 7 patents #329 of 4,423Top 8%
MC Murata Manufacturing Co.: 6 patents #1,272 of 5,295Top 25%
NI Nikon: 6 patents #659 of 2,493Top 30%
SC Sanyo Denki Co.: 4 patents #54 of 221Top 25%
TS Texas A&M University System: 4 patents #166 of 1,706Top 10%
MC Mitsui Chemicals: 3 patents #648 of 2,279Top 30%
Honda Motor Co.: 3 patents #6,619 of 21,052Top 35%
Kyocera: 2 patents #1,365 of 3,732Top 40%
SL Sumitomo Aluminum Smelting Company, Limited: 2 patents #7 of 29Top 25%
TI Tokai Rubber Industries: 1 patents #281 of 557Top 55%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
RC Riken Vitamin Co.: 1 patents #11 of 53Top 25%
SC Suzuki Co.: 1 patents #65 of 179Top 40%
SM Suzuki Motor: 1 patents #523 of 1,209Top 45%
Aisin Seiki Kabushiki Kaisha: 1 patents #2,094 of 3,782Top 60%
Overall (All Time): #36,980 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 26–50 of 62 patents

Patent #TitleCo-InventorsDate
6335109 Safety device and secondary battery using the same Shinichi Takemura, Yasuhiro Goto, Chitoshi Ueki 2002-01-01
6255596 Aluminum stabilized superconductor with Cu and Mg Fumikazu Hosono, Noriyuki Tatsumi, Kenichi Kikuchi, Genzo Iwaki, Hidezumi Moriai +1 more 2001-07-03
6174986 Polymerization of vinyl chloride Ichisaburo Nakamura, Masaaki Ozawa 2001-01-16
6156092 Method for producing high purity aluminum Ichiro Tanaka, Hiroshi Tabuchi 2000-12-05
6156095 Method for producing high purity aluminum Ichiro Tanaka, Hiroshi Tabuchi 2000-12-05
5988262 Sputtering target of single crystal aluminum alloy and method for producing the same Masahiro Hasegawa, Hitoshi Yasuda 1999-11-23
5979614 Brake disc produced from martensitic stainless steel and process for producing same Kiyoshi Yamaji, Toshio Tanoue 1999-11-09
5906717 Sputtering target of single crystal aluminum alloy Masahiro Hasegawa, Hitoshi Yasuda 1999-05-25
5882708 Milk-constituent-containing beverage Fumiko Yoshida, Hisashi Murakami 1999-03-16
5865474 Cluster hose-pipe connector device capable of concurrent connection of hoses and pipes by single relative movement of connector holder and pipe holder 1999-02-02
5843370 Ferritic stainless steel for exhaust system equipment of vehicle Yuji Koyama, Tetsuya Shimada, Nobuhiro Fujita, Shigeru Maeda 1998-12-01
5817275 Steel plate having excellent corrosion resistance and sulfide stress cracking resistance Hiroyuki Ogawa, Hiroshi Tamehiro, Hajime Ishikawa, Takuya Hara 1998-10-06
5812743 Image recording system 1998-09-22
5789499 Polymerization process of vinyl chloride in the presence of oxygen Seiichi Masuko, Yoshihiro Umeda, Katsuhito Kohketsu, Ichisaburo Nakamura 1998-08-04
5780104 Method for preventing the inner wall surfaces of the polymerization apparatus from being fouled with scale during the polymerizatioin of vinyl chloride Sunao Maeda, Yuzo Ono, Masaaki Ozawa, Ichisaburo Nakamura 1998-07-14
5763109 Metal matrix composite and process for producing the same Hiroshi Tabuchi 1998-06-09
5753380 High purity aluminum alloy conductor for use at ultra low temperatures Hitoshi Yasuda, Karl T. Hartwig, Lacy Clark McDonald 1998-05-19
5733389 Method of manufacturing a micro-alloy high purity aluminum conductor for use at ultra low temperature Hitoshi Yasuda, Karl T. Hartwig, Lacy Clark McDonald 1998-03-31
5710872 Color image recording device, system, and method Naoaki Yorita 1998-01-20
5616191 Method for making a high purity aluminum conductor used at ultra low temperature Hitoshi Yasuda, Karl T. Hartwig, Lacy Clark McDonald, Hong Zou 1997-04-01
5587140 Process for producing powders of transition metal boride Shinji Fujiwara, Hiroshi Tabuchi 1996-12-24
5573861 High purity aluminum conductor used at ultra low temperature Hitoshi Yasuda, Karl T. Hartwig, Lacy Clark McDonald, Hong Zou 1996-11-12
5547511 Electrode forming system for chip components Mitsuro Hamuro, Hirokazu Higuchi, Tadahiro Nakagawa 1996-08-20
5540535 Apparatus for pushing chip components into holding plate Mitsuro Hamuro, Hirokazu Higuchi 1996-07-30
5523074 Process for preparaing polyhedral .alpha.-alumina particles Hiroshi Tabuchi 1996-06-04