HT

Hisao Tanaka

SO Sony: 30 patents #1,169 of 25,231Top 5%
SC Sumitomo Chemical: 12 patents #382 of 4,033Top 10%
Mitsubishi Electric: 8 patents #3,714 of 25,717Top 15%
SE Seiko Epson: 4 patents #3,385 of 7,774Top 45%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
Pioneer: 4 patents #451 of 1,730Top 30%
TC Toyo Ink Mfg. Co.: 2 patents #112 of 499Top 25%
DC Dainippon Ink And Chemicals: 2 patents #241 of 1,002Top 25%
CU Cubic: 1 patents #160 of 329Top 50%
KC Kohjin Co.: 1 patents #36 of 109Top 35%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
TK Toa Nenryo Kogyo: 1 patents #121 of 220Top 60%
TK Tomei Sangyo Kabushiki Kaisha: 1 patents #12 of 35Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
NC Nihon Plast Co.: 1 patents #119 of 253Top 50%
KC Kyowa Hakko Kogyo Co.: 1 patents #549 of 943Top 60%
Nsk: 1 patents #937 of 1,559Top 65%
📍 Nagano, JP: #13 of 38 inventorsTop 35%
Overall (All Time): #24,342 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 51–75 of 77 patents

Patent #TitleCo-InventorsDate
6022438 Method for producing steering wheel to which liquid pressure transfer print is applied Kiyoshi Watanabe, Nobuyuki Hori, Hidekazu Hanada, Koji Sugiyama, Sadayuki Kawakami 2000-02-08
5948292 Laser beam machining apparatus, focus positioning device for laser beam machining apparatus, and converged laser beam diameter measuring device Akaru Usui, Shinji Sato, Hirokazu Miyagawa 1999-09-07
5856398 Aqueous pigment dispersion for light-shielding paper Tetsuro Oizumi, Kosaku Tsuji, Tsutomu Fujigamori 1999-01-05
5757737 Recording/reproducing data units in successive sectors by N heads using N memory devices 1998-05-26
5660748 Laser beam machine with an optical fiber cable Akaru Usui, Takeshi Irino, Shigehiro Yoshiyasu, Akira Ishimori 1997-08-26
5444844 Figure drawing apparatus and inventory purchasing system using the same Kimio Inoue, Toshio Katou, Masaki Ikeda, Masao Wakimoto, Katuhiko Hamamura 1995-08-22
5385974 Graft copolymer, process for production thereof, and plasticizer comprising said copolymer as active component Tadayuki Ohmae, Sumio Hara 1995-01-31
5367013 Process for producing reinforced crystalline engineering plastic composition Tadayuki Ohmae, Yoshiki Toyoshima, Noboru Yamaguchi, Kenzo Chikanari 1994-11-22
5296552 Adhesive resin composition Tadayuki Ohmae, Yoshiki Toyoshima, Mitsuyuki Okada, Harunori Fujita 1994-03-22
5292803 Process for the production of polymeric polyols Tadayuki Ohmae, Sumio Hara, Kenzo Chikanari 1994-03-08
5214091 Thermoplastic resin composition Sumio Hara 1993-05-25
5180784 Adhesive resin composition Tadayuki Ohmae, Yoshiki Toyoshima, Mitsuyuki Okada, Harunori Fujita 1993-01-19
5115036 Metallic ion sorber Shujiro Shiga, Koji Kabasawa, Tadayuki Ohmae 1992-05-19
5075385 Elastomer composition Nobuyuki Yoshida, Masahiro Fukuyama 1991-12-24
5064879 Method for sorbing metallic ions using ethylene-N,N-dialkyl aminoalkyl acrylates polymers Shujiro Shiga, Koji Kabasawa, Tadayuki Ohmae 1991-11-12
4997872 Resinous composition Tadayuki Ohmae, Mitsuyuki Okada 1991-03-05
4985507 Elastomer composition Nobuyuki Yoshida, Masahiro Fukuyama 1991-01-15
4940542 Liquid purifying device Kazuo Simizu, Shin Sakai, Satoru Matsumoto, Osamu Yamamoto 1990-07-10
4831095 Novel ethylene copolymer and process for producing said copolymer Tadayuki Ohmae, Kentaro Mashita, Noboru Yamaguchi, Kouichiro Asao, Tadashi Sakurai 1989-05-16
4772390 Water purifying method and system Atsushi Kawai, Ikuo Igami, Yuzuru Katagiri, Michio Inoue 1988-09-20
4675213 Hydrophilized membrane of porous hydrophobic material and process for preparing the same Hisayoshi Yamamori, Michio Inoue, Kazuto Kawashima 1987-06-23
4663227 Hydrophilized membrane of porous hydrophobic material and process for preparing the same Hisayoshi Yamamori, Michio Inoue, Kazuto Kawashima 1987-05-05
4652490 Heat shrinkable laminated packaging material Masanobu Arita, Yukio Mogami 1987-03-24
4582801 Process for producing glutathione Shinichiro Hamada, Kuniaki Sakato 1986-04-15
4454019 Process for producing optically anisotropic carbonaceous pitch Takayuki Izumi, Tsutomu Naito, Tomoo Nakamura 1984-06-12