TK

Takeshi Kawai

Ngk Spark Plug Co.: 18 patents #72 of 1,594Top 5%
FI Fujifilm Business Innovation: 12 patents #1,029 of 1,659Top 65%
MC Mitsubishi Gas Chemical Company: 9 patents #212 of 1,727Top 15%
YC Yamatake-Honeywell Co.: 2 patents #37 of 169Top 25%
NT NTT: 2 patents #2,095 of 4,871Top 45%
NA Nissan North America: 1 patents #414 of 884Top 50%
KS Kabushiki Kaisha Tsuchiya Seisakusho: 1 patents #5 of 29Top 20%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
NC Nitto Electric Industrial Co.: 1 patents #106 of 298Top 40%
HO Honeywell: 1 patents #7,507 of 14,447Top 55%
📍 Yokohama, JP: #185 of 480 inventorsTop 40%
Overall (All Time): #59,938 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 26–47 of 47 patents

Patent #TitleCo-InventorsDate
7405331 High-purity (fluoroalkyl)benzene derivative and process for producing the same Toshio Hidaka, Norio Fushimi, Takafumi Yoshimura 2008-07-29
7297821 Fluorine compound and fluorinating agent comprising the compound Toshio Hidaka, Norio Fushimi, Takafumi Yoshimura 2007-11-20
7084379 Control apparatus for gas sensor Takuya Saito, Satoshi Teramoto 2006-08-01
7019173 Fluorine compound and fluorinating agent comprising the compound Toshio Hidaka, Norio Fushimi, Takafumi Yoshimura 2006-03-28
6710009 Catalysts for producing methylamines and method for manufacturing the same Toshio Hidaka, Katsumi Higuchi 2004-03-23
6590124 Catalysts for producing methylamines and method for manufacturing the same Toshio Hidaka, Katsumi Higuchi 2003-07-08
6510307 Transfer device, image-forming apparatus using the same and method for producing transferring member Masahiro Sato, Toshihiko Mitsuhashi, Yusuke Kitagawa, Kazuya Yamanoi, Ryuichi Yamamoto +5 more 2003-01-21
6495724 Catalysts for producing methylamines and method for manufacturing the same Toshio Hidaka, Katsumi Higuchi 2002-12-17
6472575 Process for producing adamantane Wataru Ueno, Ryuuji Fujiura 2002-10-29
6334946 Method of stabilizing pump current in gas sensor Tomohiro Mabuchi, Shigeki Mori, Satoshi Teramoto 2002-01-01
6120677 Temperature control for all range oxygen sensor Tessho Yamada, Yuji Oi, Shigeki Mori, Satoshi Teramoto, Toshiya Matsuoka 2000-09-19
6099717 Method of and apparatus for detecting a deteriorated condition of a wide range air-fuel ratio sensor Tessho Yamada, Yuji Oi, Shigeki Mori, Satoshi Teramoto, Toshiya Matsuoka 2000-08-08
5976350 Method of and apparatus for detecting an activated condition of a wide range air-fuel ratio sensor Tessho Yamada, Yuji Oi, Shigeki Mori, Satoshi Teramoto, Toshiya Matsuoka 1999-11-02
5925814 Electrolytic exhaust sensor with diffusion layer inhibiting formation of a liquid phase Masashi Tsuzuki 1999-07-20
5700367 Method and apparatus for controlling the energizing of a heater in an oxygen sensor Tessho Yamada, Katsuhisa Yabuta, Hideki Toyoda 1997-12-23
5433830 Method of activating zirconia oxygen sensor Nobuhiro Hayakawa, Tessho Yamada 1995-07-18
5315100 Photoelectric conversion apparatus for detecting movement of object with spatial filter electrode Akira Kobayashi, Hiroshi Sasaki 1994-05-24
5279886 Alumina sintered body Nobuhiro Hayakawa, Harumi Aiba 1994-01-18
5130775 Amorphous photo-detecting element with spatial filter Shosaku Maeda, Fumio Koike 1992-07-14
4953002 Semiconductor device housing with magnetic field protection Keith W. Nelson, James E. Lenz 1990-08-28
4774000 Submicron disc filters Takashi Yamagishi, Mitsuhiro Mega 1988-09-27
4724716 Joint mechanism 1988-02-16