HT

Hiroyoshi Tanaka

Sumitomo Electric Industries: 21 patents #970 of 21,551Top 5%
TI Toray Industries: 6 patents #426 of 3,690Top 15%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
SC Sekisui Plastics Co.: 2 patents #30 of 144Top 25%
HC Hitachi Construction Machinery Co.: 2 patents #502 of 1,234Top 45%
MC Mastsushita Electric Industrial Co.: 1 patents #1 of 26Top 4%
Canon: 1 patents #14,899 of 19,416Top 80%
Overall (All Time): #86,352 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
5684574 In-process film thickness monitoring system Akira Shiokawa, Hideaki Yasui, Koichi Kotera, Yuuji Mukai, Takashi Hirao 1997-11-04
5324466 Method for the production of multi-layered conjugated acrylic fibers Shoji Orino, Akiteru Kuroda 1994-06-28
5248133 Multidimensional damping apparatus Osamu Okamoto, Teruomi Nakaya, Seizo Suzuki, Naoaki Kuwano, Kenji Ogimoto +3 more 1993-09-28
5208104 High-tenacity water-soluble polyvinyl alcohol fiber and process for producing the same Fujio Ueda, Masahiko Hayashi 1993-05-04
4861659 High tenacity acrylonitrile fibers and a process for production thereof Takashi Takada, Kenichi Hirao, Mitsuo Suzuki 1989-08-29
4723600 Heat exchanger Shoichi Yokoyama, Makoto Obata, Yoshiyuki Tsuda, Kaoru Kato, Shigeo Aoyama 1988-02-09
4715437 Heat exchanger Masaaki Adachi, Yoshiyuki Tsuda, Toshiaki Ando, Humitoshi Nishiwaki, Shigeo Aoyama 1987-12-29
4698194 Process for producing ultra-high-tenacity polyvinyl alcohol fiber Mitsuo Suzuki, Fujio Ueda 1987-10-06
4691767 Heat exchanger Masaaki Adachi, Yoshiyuki Tsuda, Shigeo Aoyama, Satoshi Tanno, Kaoru Kato 1987-09-08
4603083 Ultra-high-tenacity polyvinyl alcohol fiber and process for producing same Mitsuo Suzuki, Fujio Ueda 1986-07-29
4457143 Absorption type heat pump device Isao Takeshita, Yoshiaki Yamamoto 1984-07-03
4316937 Water absorbent acrylic fiber Shigeru Fujii, Mitsuo Suzuki 1982-02-23
4207744 Solar refrigeration system Isao Takeshita, Nobuhiko Wakamatsu, Eiji Ando 1980-06-17