TT

Tsutomu Tomatsu

PL Pilot Ink Company, Limited: 9 patents #7 of 110Top 7%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
📍 Ebeye: #508 of 4,528 inventorsTop 15%
Overall (All Time): #513,983 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8995603 Control rod/fuel support handling apparatus Koichi Soma, Kaoru Takagi 2015-03-31
6468088 Solid having reversibly invisible/visible thermochromic construction enclosed therein Katsuyuki Fujita, Nobuaki Matsunami 2002-10-22
5932992 Method for energizing energization-operated toy element and energization-operated toy Kyoji Aoyama, Naomasa Miyashita, Nobuaki Matsunami, Tsutomu Kito 1999-08-03
5895718 Thermoplastic resin compositions and temperature-dependent shape-transformable/fixable products making use of the same Naoya Ishimura, Kuniyuki Senga, Kyoji Aoyama 1999-04-20
5716253 Thermally color-changeable toy Tadashi Aoki, Kyoji Aoyama, Naomasa Miyashita, Tsutomu Kito 1998-02-10
5502967 Color variation inducing device Tanehiro Nakagawa, Yoshiaki Ono 1996-04-02
5376772 Electrothermal instrument with heat generating element of sintered BaTiO.sub.3 in contact with heat transmitting member Tanehiro Nakagawa, Yoshiaki Ono, Takeo Yamaguchi 1994-12-27
5316513 Electrothermal color-varying device and toy utilizing the same Tanehiro Nakagawa, Yoshiaki Ono, Takeo Yamaguchi, Kyoji Aoyama, Toshiaki Tanaka 1994-05-31
5088903 Compressor, spray apparatus using the compressor, and air brush for the spray apparatus 1992-02-18
D314420 Combined spray compressor and spray gun 1991-02-05