TY

Toshio Yamaguchi

DC Diesel Kiki Co.: 13 patents #13 of 366Top 4%
SC Sumitomo Metal Mining Co.: 8 patents #82 of 736Top 15%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%
FL Fujitsu Component Limited: 5 patents #101 of 281Top 40%
ZG Zexel Gmbh: 3 patents #72 of 348Top 25%
TO Toto: 3 patents #304 of 1,113Top 30%
AC Aichi Machine Industry Co.: 2 patents #11 of 131Top 9%
JA Jatco: 2 patents #307 of 871Top 40%
TE Toyo Engineering: 2 patents #62 of 295Top 25%
Canon: 2 patents #12,681 of 19,416Top 70%
DC Dainichiseika Color & Chemicals Mfg. Co.: 1 patents #184 of 376Top 50%
BI Biomat: 1 patents #4 of 7Top 60%
NE Nec: 1 patents #7,889 of 14,502Top 55%
NC N.E. Chemcat: 1 patents #64 of 136Top 50%
Overall (All Time): #39,427 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 51–60 of 60 patents

Patent #TitleCo-InventorsDate
4861235 Variable capacity type compressor Nobuyuki Nakajima, Kenichi Inomata, Masaya Moruta, Kazuo Eitai 1989-08-29
4855644 Crossed double helix slow-wave circuit for use in linear-beam microwave tube Ryuzo Orui, Yasuhiro Itagaki 1989-08-08
4836052 Compact change speed transmission Kazuyoshi Iwanaga 1989-06-06
4815945 Variable capacity vane compressor Nobuyuki Nakajima, Kenichi Inomata, Masaya Moruta, Kazuo Eitai 1989-03-28
4776770 Variable capacity vane compressor Nobuyuki Nakajima, Kenichi Inomata, Shigeru Okada, Kazuo Eitai, Masaya Moruta 1988-10-11
4389738 Body part cleansing device Shizuka Ando, Hiroshi Oyama 1983-06-28
4370764 Topical washing device Shizuka Ando, Hiroshi Oyama 1983-02-01
4262787 Electro-magnetic spring-wound clutch Hideyasu Takefuta 1981-04-21
4225027 Electromagnetic spring-wound clutch Hideyasu Takefuta, Kohki Iwata 1980-09-30
4194607 Electro-magnetic spring-wound clutch 1980-03-25