OO

Osamu Ozawa

The Yokohama Rubber Co.: 36 patents #18 of 1,136Top 2%
SO Sony: 4 patents #8,966 of 25,231Top 40%
RE Renesas Electronics: 4 patents #1,016 of 4,529Top 25%
TO Toshiba: 3 patents #380 of 2,688Top 15%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
IC Ikegami Tsushinki Co.: 2 patents #15 of 89Top 20%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
JA Japan Atomic Energy Agency: 1 patents #64 of 251Top 30%
RE Rensas Electronics: 1 patents #1 of 17Top 6%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
NC Nippon Zeon Co.: 1 patents #307 of 609Top 55%
BT Brookman Technology: 1 patents #5 of 12Top 45%
Overall (All Time): #42,732 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
6334919 Polymer composition for tire and pneumatic tire using same Hidekazu Takeyama, Yoshihiro Soeda, Gou Kawaguchi, Tetsuji Kawazura, Giro Watanabe +2 more 2002-01-01
6268417 Rubber composition Tomoji Saitoh, Motofumi Oyama, Manabu Asai 2001-07-31
6244317 Pneumatic tire and process for production thereof Kazuto Yamakawa, Kazuo Suga, Hidekazu Takeyama 2001-06-12
6179941 Pneumatic tire and process for production thereof Kazuto Yamakawa, Kazuo Suga, Hidekazu Takeyama 2001-01-30
6179008 Thermoplastic elastomer composition, process for the preparation there of, hose made by using the composition, and process for the production thereof Tetsuji Kawazura, Yoshihiro Soeda, Katuhiro Tanaka, Takashi Satoh, Shigeru Yamauchi +5 more 2001-01-30
6079465 Polymer composition for tire and pneumatic tire using same Hidekazu Takeyama, Yoshihiro Soeda, Gou Kawaguchi, Tetsuji Kawazura, Giro Watanabe +2 more 2000-06-27
6062283 Pneumatic tire made by using lowly permeable thermoplastic elastomer composition in gas-barrier layer and thermoplastic elastomer composition for use therein Jiro Watanabe, Noriaki Kuroda, Gou Kawaguchi, Tetsuji Kawazura, Hidekazu Takeyama +3 more 2000-05-16
6024816 Pneumatic tire and process for production thereof Kazuto Yamakawa, Kazuo Suga, Hidekazu Takeyama 2000-02-15
5919864 Thermoplastic elastomer composition Jiro Watanabe, Noriaki Kuroda, Gou Kawaguchi 1999-07-06
5910544 Thermoplastic elastomer composition and process for production thereof and low permeability hose using the same Tetsuji Kawazura, Noriaki Kuroda, Yoshihiro Aoyagi, Jiro Watanabe, Gou Kawaguchi 1999-06-08
5804269 Hose for use in the transport of refrigerants Tetsu Kitami 1998-09-08
5738158 Pneumatic tire with air permeation prevention layer Noriaki Kuroda, Jiro Watanabe, Masahiro Ikawa, Tetsuji Kawazura 1998-04-14
5549463 Composite dry vacuum pump having roots and screw rotors 1996-08-27
5443644 Gas exhaust system and pump cleaning system for a semiconductor manufacturing apparatus 1995-08-22
5393844 Chlorinated polyethylene rubber composition containing a 2,4,6-trimercapto-1,3,5-triazine dicyclohexylamine salt Tetsu Kitami 1995-02-28
5380571 Thermoplastic elastomer hose having excellent flexibility Hiroyuki Miyade, Tetsu Kitami 1995-01-10
5362530 Gas-and-oil impermeable hose construction Tetsu Kitami, Jun Mito 1994-11-08
5319035 Rubber composition Tetsu Kitami 1994-06-07
5316046 Power steering hose Shigeru Igarashi 1994-05-31
5297337 Method of hose-metal fitting attachment Shigeru Igarashi, Tetsu Kitami 1994-03-29
5296555 Rubber composition of strong adhesion to metal and hose structure using the same 1994-03-22
5158113 Heavy-duty hose having a multi-layered core tube Takashi Sato 1992-10-27
5149732 Rubber composition for polymer-metal bonding and method of hose-metal fitting attachment Shigeru Igarashi, Tetsu Kitami 1992-09-22
5077108 Rubber-fiber laminate and hose using the same Shuji Takahashi, Shigeru Igarashi 1991-12-31
5068137 Rubbery laminate and composite hose Shuji Takahashi, Shigeru Igarashi 1991-11-26