NK

Naohiro Kubota

AC Adeka Argus Chemical Co.: 20 patents #4 of 63Top 7%
AC Argus Chemical: 10 patents #4 of 56Top 8%
AK Asahi Denka Kogyo: 4 patents #9 of 196Top 5%
DE Denso: 4 patents #3,129 of 11,792Top 30%
AK Asahi Denka Kogyo K.K.: 3 patents #18 of 162Top 15%
HC Hitachi Chemical Company: 3 patents #513 of 1,946Top 30%
AC Asahi Denka Co.: 1 patents #4 of 40Top 10%
Overall (All Time): #80,184 of 4,157,543Top 2%
40
Patents All Time

Issued Patents All Time

Showing 1–25 of 40 patents

Patent #TitleCo-InventorsDate
7169510 Nonaqueous electrolytic solution and nonaqueous secondary battery using the same Naomi Awano, Kyohei Usami 2007-01-30
6872493 Nonaqueous electrolytic solution and nonaqueous secondary battery Manabu Yamada, Kyohei Usami, Naomi Awano, Yasunori Takeuchi 2005-03-29
6566015 Non-aqueous electrolytic salt and non-aqueous electrolytic secondary battery in which it is used Manabu Yamada, Tomoyuki Oikawa, Yasunori Takeuchi 2003-05-20
6210840 Flame-retardant electrolytic solution and nonaqueous secondary battery containing the same Kyohei Usami, Miho Ito, Shinya Mashimo 2001-04-03
6117487 Process for forming metal oxide film by means of CVD system Mitsuo Akutsu, Akifumi Masuko, Naoki Yamada 2000-09-12
5334484 Photopolymerizable composition and photopolymerizable element Yoshitaka Minami, Hajime Kakumaru, Nobuhide Tominaga, Koji Ishizaki 1994-08-02
5089377 Photopolymerizable composition and processes using acridine photoinitiators Hajime Kakumaru, Yoshitaka Minami, Shinya Mashimo 1992-02-18
5071888 Carbazole photoinitiators for the photopolymerization of unsaturated compounds 1991-12-10
5045433 Substituted acridine derivatives and application thereof Hajime Kakumaru, Yoshitaka Minami, Shinya Mashimo 1991-09-03
4985564 Acridine compound and photopolymerizable composition using the same Hajime Kakumaru, Yoshitaka Minami, Shinya Mashimo 1991-01-15
4937348 Process for preparing 2,2'-methylene-bis-(4-hydrocarbyl-6-benzotriazolylphenols) 1990-06-26
4917828 Process for preparing ketocholanates 1990-04-17
4684679 Polyacetal resin compositions having improved resistance to deterioration when exposed to light and containing alkylidene bis(benzotriazolyl phenols) Atsushi Nishimura 1987-08-04
4684680 Thermosetting synthetic resin lacquer compositions having improved light stability Toshihiro Shibata, Atsushi Nishimura 1987-08-04
4681905 Stabilizer compositions for synthetic resins imparting improved light stability Atsushi Nishimura 1987-07-21
4525506 Polyhydric alcohol ethers of 2,2,6,6-tetramethyl-4-piperidone ketals and synthetic resin compositions Motonobu Minagawa, Toshihiro Shibata, Ryozo Arata 1985-06-25
4500663 Light stabilizing N,N,N-tris(2,2,6,6-tetramethyl-4-piperidone ketal)-1,3,5-triazine derivatives and light stabilized synthetic resin compositions Motonobu Minagawa, Toshihiro Shibata, Ryozo Arata 1985-02-19
4499220 Copolymer light stabilizers having at least one 2,2,6,6-tetraalkyl piperidyl group and synthetic resin compositions containing the same Motonobu Minagawa, Toshihiro Shibata 1985-02-12
4460725 Polyethers containing 2,2,6,6-tetramethyl piperidinyl carboxylic acid ester groups and synthetic resin compositions William E. Leistner, Motonobu Minagawa, Toshihiro Shibata, Ryozo Arata 1984-07-17
4423174 Synthetic resin compositions containing 2,2,6,6-tetramethyl piperidyl ethers Motonobu Minagawa, Ryoji Kimura 1983-12-27
4418196 Process for preparing triacetone amine Yutaka Nakahara, Bunji Hirai, Tohru Haruna 1983-11-29
4405736 2,2,6,6-Tetramethyl-4-piperidyl spiro aliphatic ethers and stabilizers for synthetic polymers Toshihiro Shibata, Kazuo Sugibuchi, Yutaka Nakahara 1983-09-20
4405737 N-2-Hydroxypropyl piperidines and compositions thereof Bunji Hirai, Kazuo Sugibuchi 1983-09-20
4404301 Polymeric light stabilizers having at least one 2,2,6,6-tetraalkyl piperidyl group and synthetic resin compositions containing the same Toshihiro Shibata, Ryozo Arata 1983-09-13
4396735 Synergistic light stabilizer compositions for synthetic resins and resin compositions containing the same Motonobu Minagawa, Toshihiro Shibata 1983-08-02