KN

Katsumi Nakashima

TC Toyoda Gosei Co.: 10 patents #230 of 2,296Top 15%
TO Toyota: 7 patents #4,145 of 26,838Top 20%
TL Toyota Central R&D Labs: 5 patents #200 of 1,657Top 15%
TA Toyo Aluminium: 2 patents #48 of 212Top 25%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
📍 Osaka, JP: #185 of 258 inventorsTop 75%
Overall (All Time): #331,474 of 4,157,543Top 8%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12281010 Aluminum nitride-based powder and method for producing same Takamasa Tanaka, Jun Kusui, Kazuya Higashimura, Shuhei Kanno 2025-04-22
12234559 Electrode material for aluminum electrolytic capacitors and method for producing same Toshifumi Taira, Kazuya Fujimoto, Shinya Sone, Ken Wada 2025-02-25
D576919 Automobile and/or toy replica thereof Takanori Ito, Kuniaki Toyooka, Kazumi Kowaki, Minoru Ogawa, Takeo Sowa +1 more 2008-09-16
D573279 Rear combination lamp for an automobile Shigetoshi Kozai, Takeo Sowa, Kazumi Kowaki 2008-07-15
6777453 Method of reclaiming crosslinked rubber, and molded article of reclaimed rubber Mitsumasa Matsushita, Makoto Mouri, Hirotaka Okamoto, Kenzo Fukumori, Norio Sato +6 more 2004-08-17
6632918 Method of reclaiming crosslinked rubber Mitsumasa Matsushita, Makoto Mouri, Hirotaka Okamoto, Kenzo Fukumori, Norio Sato +5 more 2003-10-14
6316508 Rubber composition and method for producing the same Mitsumasa Matsushita, Makoto Mouri, Hirotaka Okamoto, Norio Sato, Yasuyuki Suzuki +5 more 2001-11-13
6268428 Kneaded rubber for expandable formulation Tomoaki Okita, Hidenari Nakahama 2001-07-31
6207723 Rubber composition and method for producing the same Mitsumasa Matsushita, Makoto Mouri, Hirotaka Okamoto, Norio Sato, Yasuyuki Suzuki +5 more 2001-03-27
6132847 Foamed rubber extruded product Tomoaki Okita, Takashi Mizushima, Norikazu Mayama, Hitoshi Kondo 2000-10-17
6133413 Method of manufacturing devulcanized rubber using high temperature and shearing pressure Makoto Mouri, Arimitsu Usuki, Atsushi Murase, Norio Sato, Yasuyuki Suzuki +5 more 2000-10-17
6110546 Automobile weather strip and method for making the same Hidenobu Honda, Masayoshi Ichikawa, Hironobu Shigematsu, Hiroshi Ooyama, Takashi Sakakibara 2000-08-29
6040351 Foam rubber composition and a molded product of foam rubber Tomoaki Okita, Takashi Mizushima, Takeru Wadaki 2000-03-21
5973017 Foamed rubber blend containing and ethylene-propylene-diene polymer blend and an article formed from a sulfur-vulcanized foamed rubber blend Tomoaki Okita, Takashi Mizushima 1999-10-26