TO

Tadashi Okawa

DC Dow Corning Toray Silicone Company: 62 patents #1 of 246Top 1%
DC Dow Corning Toray Co.: 14 patents #10 of 258Top 4%
TC Toray Silicone Co.: 6 patents #17 of 116Top 15%
DC Dow Tray Co.: 6 patents #14 of 120Top 15%
Dow Corning: 4 patents #408 of 1,768Top 25%
DC Dow Corning Toray Silcone Co.: 3 patents #3 of 44Top 7%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
DS Dow Silicones: 2 patents #190 of 722Top 30%
SL Shiseido Company, Limited: 2 patents #353 of 1,112Top 35%
IC Idemitsu Kosan Co.: 1 patents #699 of 1,237Top 60%
Dow Global Technologies: 1 patents #2,632 of 4,534Top 60%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
Overall (All Time): #15,138 of 4,157,543Top 1%
98
Patents All Time

Issued Patents All Time

Showing 26–50 of 98 patents

Patent #TitleCo-InventorsDate
6448360 Process for the production of cyclic siloxane Junichi Maeshima, Norikatsu Higuchi, Takao Takemasa 2002-09-10
6417309 Curable organosiloxane composition Masaaki Amako 2002-07-09
6407275 Method for synthesizing 1,3-dihydroxytetramethyldisiloxane 2002-06-18
6380301 Thermally conductive silicone rubber composition Hiroji Enami, Masayuki Onishi, Masaaki Amako 2002-04-30
6376601 High-refractive-index optical silicone oil and high-refractive-index optical silicone oil mixture Hideki Kobayashi, Mari Tateishi 2002-04-23
6376635 Oligosiloxane and method of preparing same Masaaki Amako, Hiroji Enami, Masayuki Onishi 2002-04-23
6369185 Curable organopolysiloxane composition, cured products formed therefrom and unified articles Masaaki Amako, Kazumi Nakayoshi, Osamu Mitani 2002-04-09
6306992 Carbosiloxane dendrimer and dendrimer-containing organic polymers Makoto Yoshitake, Yoshitsugu Morita, Haruhiko Furukawa 2001-10-23
6307081 Hyperbranched polymers and methods for the preparation, cure, and stabilization thereof Kyosuke Takiuchi, Stephen E. Cray, Aziz Muzafarow 2001-10-23
6265516 Anti-staining additive and room-temperature-curable polyorganosiloxane composition Wataru Nishiumi, Seiji Hori 2001-07-24
6252029 Hydroxyphenyl group-containing organosilicon compound, and method for manufacturing same Masaaki Amako 2001-06-26
6197988 Method for purifying 3-methacryloxypropyldimethylhalosilanes or 3-methacryloxypropyl methyldihalosilanes Ryuzo Mikami 2001-03-06
6172252 Pheno-functional organosilicon compounds and method for the preparation Masaaki Amako 2001-01-09
6156437 Curable compositions using siloxane grafted vinyl polymers Ryuko Manzoji, Ryuzo Mikami 2000-12-05
6140525 Hyperbranched polymers and methods for the preparation thereof Aziz Muzafarov, Stephen E. Cray 2000-10-31
6136521 Polycarbonate, and molding and electrophotographic photoreceptor prepared therefrom Takaaki Hikosaka, Yasuaki Horikawa, Shuji Sakamoto, Haruhiko Furukawa, Hiroshi Ueki +2 more 2000-10-24
6133394 Method for the preparation of organofunctional organopentasiloxane, organic resin modifier and organic resins Haruhiko Furukawa, Hiroshi Ueki, Yoshitsugu Morita 2000-10-17
6072013 Silicone-grafted vinyl polymer and method for the preparation thereof Ryuko Manzouji, Ryuzo Mikami 2000-06-06
6063887 1-acyloxy-organotetrasiloxane and production method for the preparation of the same 2000-05-16
6013822 Method for the preparation of high-purity methacryloxypropyldimethylchlorosilane 2000-01-11
5939507 Method for manufacturing siloxane compounds 1999-08-17
5914418 Polymerization inhibitor for acrylic-functional silanes Ryuzo Mikami 1999-06-22
5912371 Method for preparing fatty acid chlorides Koji Nakanishi 1999-06-15
5874602 Process for the preparation of radically polymerizable group-functional silanol compounds Ryuko Manzouji 1999-02-23
5856545 Method for preparation of organopentasiloxane 1999-01-05