OY

Osamu Yamaguchi

KT Kabushiki Kaisha Toshiba: 47 patents #379 of 21,451Top 2%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
MC Murata Manufacturing Co.: 5 patents #1,480 of 5,295Top 30%
CH Chisso: 3 patents #265 of 833Top 35%
JN Jnc: 3 patents #107 of 413Top 30%
IS Ihara Science: 3 patents #2 of 19Top 15%
TC Taiheiyo Cement: 2 patents #43 of 203Top 25%
WI Wako Pure Chemical Industries: 2 patents #86 of 377Top 25%
TC Toho Kogyo Co.: 2 patents #2 of 9Top 25%
JS Jfe Steel: 2 patents #578 of 1,401Top 45%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
SC Shin-Kobe Electric Machinery Co.: 1 patents #92 of 199Top 50%
TC Taiho Kogyo Co.: 1 patents #179 of 332Top 55%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Cypress Semiconductor: 1 patents #1,072 of 1,852Top 60%
SU Subaru: 1 patents #677 of 1,436Top 50%
IC Itoki Crebio: 1 patents #7 of 22Top 35%
JP Jnc Petrochemical: 1 patents #80 of 122Top 70%
KK Kureha Kagaku Kogyo: 1 patents #332 of 607Top 55%
NU Nihon University: 1 patents #43 of 233Top 20%
NC Nissin Electric Co.: 1 patents #95 of 208Top 50%
NC Ntt Communications: 1 patents #34 of 129Top 30%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
OC Oki Semiconductor Co.: 1 patents #202 of 526Top 40%
Overall (All Time): #16,340 of 4,157,543Top 1%
94
Patents All Time

Issued Patents All Time

Showing 76–94 of 94 patents

Patent #TitleCo-InventorsDate
5982912 Person identification apparatus and method using concentric templates and feature point candidates Kazuhiro Fukui 1999-11-09
5927926 Carriage for storage-retrieval system with locking-engaging members Masato Yagi, Kuniharu Matsuda, Shinichi Murakoshi, Hiroshi Iwamaru 1999-07-27
5912721 Gaze detection apparatus and its method as well as information display apparatus Yasukazu Okamoto, Kazuhiro Fukui 1999-06-15
5860610 Magnetic tape tension control device Masafumi Nishida, Souichirou Fujioka, Hiroshi Okamoto, Yoshiho Gotoh 1999-01-19
5850379 Optical information recording medium, optical information recording method, and optical information reproducing apparatus utilizing the same Mitsurou Moriya, Yoshihisa Fukushima, Namio Hirose 1998-12-15
5808979 Tracking error signal detector Hiromichi Ishibashi, Yoshihiro Kanda 1998-09-15
5790487 Optical information recording medium, optical information recording method, and optical information reproducing apparatus utilizing the same Mitsurou Moriya, Yoshihisa Fukushima, Namio Hirose 1998-08-04
5732051 Focusing control apparatus using dynamic target value in relation to land/groove Hiroyuki Yamaguchi, Mitsuro Moriya, Shin-ichi Yamada, Toshiyuki Kinou, Yoshihiro Kanda 1998-03-24
5671200 Method for detecting the movement of a light beam and optical information reproduction apparatus using the same Mitsuro Moriya, Hiroyuki Yamaguchi, Yoshihiro Kanda, Hiromichi Ishibashi 1997-09-23
5604652 Tape speed control apparatus using rotation speed ratio of first and second tape reels Masafumi Nishida, Souichirou Fujioka, Hiroshi Okamoto, Yoshiho Gotoh 1997-02-18
5540398 Magnetic tape tension control device Masafumi Nishida, Souichirou Fujioka, Hiroshi Okamoto, Yoshiho Gotoh 1996-07-30
5444682 Tracking control apparatus Shinichi Yamada, Mitsurou Moriya, Hiroyuki Yamaguchi, Yoshihiro Kanda, Yasuki Matsumoto 1995-08-22
5075183 Lead acid storage battery Hideki Hikawa, Yoshinari Morimoto 1991-12-24
4533652 Azo polymerization initiator composition Motoaki Tanaka, Takanori Toyama, Hitoshi Oba 1985-08-06
4500649 Process for producing aqueous suspension containing organic azo compound as polymerization initiator Motoaki Tanaka, Takanori Toyama, Hitoshi Ohba 1985-02-19
4330439 Electric device comprising impregnated insulating materials and electric elements Mineaki Nishimatsu, Sadayoshi Mukai, Yoshinori Hayashi, Akira Ito, Nobuo Ahiko 1982-05-18
4288837 Electrical capacitor Mineaki Nishimatsu, Sadayoshi Mukai, Yoshinori Hayashi, Akira Ito, Yasutoshi Hara 1981-09-08
4203933 Method of purifying triaryl phosphate Sadayoshi Mukai, Yoshiaki Otani 1980-05-20
4184190 Electrical capacitor Sadayoshi Mukai, Yoshiaki Otani 1980-01-15