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 1–25 of 47 patents

Patent #TitleCo-InventorsDate
12360492 Electrophotographic photoreceptor, process cartridge, and image forming apparatus Yuki YONETOKU, Masaki Hirakata, Satoshi Mizoguchi, Hideya KATSUHARA 2025-07-15
11407440 Steering column assembly with protective clip Kurt Achenbach, Jeffrey Mazur, Amarendra Kumar 2022-08-09
9823220 NOx concentration detection apparatus and NOx concentration detection method Kenji Kato, Kouji Shiotani, Satoshi Teramoto 2017-11-21
9723387 Optical signal processing device with an array waveguide coupled to a slab waveguide with two arcs Kenya Suzuki, Kazunori Seno, Naoki Ooba, Tetsuo Takahashi, Toshio Watanabe +4 more 2017-08-01
9645321 Optical signal processing device Yuichi Higuchi, Jo ji Yamaguchi, Koichi Hadama, Yuzo Ishii, Kenya Suzuki +1 more 2017-05-09
9429541 Gas sensor element, gas sensor and control system of gas sensor Shin Yoshida, Shigeki Mori, Hiroshi Inagaki, Seiji Oya, Kentaro Mori 2016-08-30
9201040 Gas sensor Yuichi Yamada, Takahiro Akiyama, Takuya Saito, Makoto Kume, Satoshi Teramoto +3 more 2015-12-01
9182700 Cleaning member for image forming apparatus, charging device, unit for image forming apparatus, process cartridge, image forming apparatus Fuyuki Kano 2015-11-10
9014590 Cleaning member, charging device assembly, and image forming apparatus Makoto Nishimura 2015-04-21
8989618 Cleaning member for image forming apparatus, charging device, unit for image forming apparatus, process cartridge, and image forming apparatus Fuyuki Kano, Makoto Nishimura, Makoto Takemoto 2015-03-24
8891999 Cleaning member and charging device, unit for image forming apparatus and process cartridge, and image forming apparatus 2014-11-18
8877024 Sensor control device and sensor control method Hiroshi Inagaki, Koji Shiotani, Hirotaka Onogi, Satoshi Teramoto 2014-11-04
8538287 Cleaning member for image forming apparatus, charging device, unit for image forming apparatus, process cartridge, and image forming apparatus 2013-09-17
8526845 Cleaning member for image forming apparatus including a core and an elastic layer, charging device, unit for image forming apparatus, process cartridge, and image forming apparatus Akihiro Nonaka, Makoto Takemoto 2013-09-03
8515305 Cleaning unit including an elastic member spirally wound around and fixed to a shaft Akihiro Nonaka 2013-08-20
8513961 Detection method for defect of sensor Tomohisa Fujita, Satoshi Teramoto, Shigeki Mori 2013-08-20
8467697 Cleaning member for image forming apparatus, charging device, unit for image forming apparatus, process cartridge, and image forming apparatus Masato Ono, Akihiro Nonaka, Taketoshi Hoshizaki 2013-06-18
8412069 Charging unit, manufacturing method for charging unit, process cartridge and image forming device Yasuaki Miyazawa, Masato Ono 2013-04-02
8401421 Charging device, method for producing charging device, process cartridge, and image forming apparatus 2013-03-19
8266953 Method and apparatus for detecting abnormality of nitrogen oxide purifying catalyst Hisashi Sasaki, Kenji Kato, Koji Shiotani 2012-09-18
8188326 Process for producing adamantane Mitsuharu Kitamura 2012-05-29
8127594 Gas sensor Kentaro Mori, Ryohei Aoki 2012-03-06
7964073 Air fuel ratio detection apparatus Masamichi Hiraiwa, Satoshi Teramoto, Shigeki Mori, Hiroshi Inagaki 2011-06-21
7951277 Gas sensor and method for manufacturing the same Yukinobu Nagao, Masaki Nakagawa, Ryohei Aoki, Satoshi Teramoto 2011-05-31
7518025 Process for producing alkyl aromatic compound Kenji Inamasa 2009-04-14