TS

Takayuki Sakai

KT Kabushiki Kaisha Toshiba: 13 patents #2,297 of 21,451Top 15%
Ricoh Company: 5 patents #3,664 of 9,818Top 40%
HC Hodogaya Chemical Co.: 5 patents #65 of 359Top 20%
AC Asahitec Co.: 4 patents #1 of 29Top 4%
JT Japan Tobacco: 3 patents #223 of 1,187Top 20%
PC Pacific Industrial Co.: 3 patents #22 of 133Top 20%
ID Idec: 2 patents #8 of 45Top 20%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
Tdk: 1 patents #2,493 of 3,796Top 70%
II Idec Izumi: 1 patents #39 of 98Top 40%
MJ Mahle Filter Systems Japan: 1 patents #43 of 115Top 40%
Mazda Motor: 1 patents #2,563 of 4,755Top 55%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
AG Agc: 1 patents #509 of 954Top 55%
📍 Tsuruoka, JP: #1 of 70 inventorsTop 2%
Overall (All Time): #85,729 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
6971629 Control valve and method of making the same Satoru Okada, Takaaki Ichikawa 2005-12-06
6840765 Multi-layered heat treatment furnace, heat treatment unit, and method of heat treatment 2005-01-11
6773665 Non-Cu-based cast Al alloy and method for heat treatment thereof 2004-08-10
6746214 Control valve for compressors and manufacturing method thereof Satoru Okada, Takaaki Ichikawa 2004-06-08
6689699 Method for manufacturing a semiconductor device using recirculation of a process gas Itsuko Sakai, Tokuhisa Ohiwa 2004-02-10
5503901 Surface treatment method and surface treatment apparatus Hisataka Hayashi, Haruo Okano, Shigeyuki Takagi, Yutaka Uchida 1996-04-02
5474508 Control system for automatic transmission Jiro Kondo, Masao Inoue, Yoji Watanabe, Takashi Suzuki 1995-12-12
5260156 1,3-pentadiene derivatives and electrophotographic photoconductor using the same Mitsuru Hashimoto, Masaomi Sasaki, Tomoyuki Shimada, Nobuo Suzuki, Susumu Suzuka 1993-11-09
5252750 Polyolefin amino derivatives Mitsuru Hashimoto, Tomoyuki Shimada, Nobuo Suzuki, Susumu Suzuka, Masaomi Sasaki 1993-10-12
5166438 1,3-pentadiene derivatives and electrophotographic photoconductor using the same Mitsuru Hashimoto, Masaomi Sasaki, Tomoyuki Shimada, Nobuo Suzuki, Susumu Suzuka 1992-11-24
5068350 Polyolefin derivatives Mitsuru Hashimoto, Tomoyuki Shimada, Nobuo Suzuki, Susumu Suzuka, Masaomi Sasaki 1991-11-26
4965157 Electrophotographic photoconductor and polyolefin derivatives employed in the same photoconductor Mitsuru Hashimoto, Tomoyuki Shimada, Nobuo Suzuki, Susumu Suzuka, Masaomi Sasaki 1990-10-23
4563409 Azo moiety containing metal complexes in toners Nobuo Suzuki, Takeo Kurahashi, Katsuichi Motohashi, Genpei Sugiyama 1986-01-07