SK

Satoshi Kojima

Ricoh Company: 34 patents #505 of 9,818Top 6%
Canon: 24 patents #2,540 of 19,416Top 15%
DC Denyo Co.: 4 patents #5 of 39Top 15%
TO Toyota: 3 patents #8,352 of 26,838Top 35%
KC Kowa Company: 2 patents #203 of 562Top 40%
TI Toray Industries: 2 patents #1,308 of 3,690Top 40%
OC Oji Paper Co.: 1 patents #173 of 423Top 45%
UE University Of Electro-Communications: 1 patents #47 of 199Top 25%
Kyocera: 1 patents #2,054 of 3,732Top 60%
DE Denso: 1 patents #6,940 of 11,792Top 60%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HA Hitachi Astemo: 1 patents #649 of 1,276Top 55%
HS Hitachi Automotive Systems: 1 patents #965 of 1,636Top 60%
CC Campus Creat Co.: 1 patents #3 of 20Top 15%
Overall (All Time): #24,724 of 4,157,543Top 1%
76
Patents All Time

Issued Patents All Time

Showing 25 most recent of 76 patents

Patent #TitleCo-InventorsDate
12379019 Spiral advancing and retreating operation device, belt member for tubular telescopic body, and method for manufacturing belt member for tubular telescopic body Hirofumi Inoshita 2025-08-05
12281231 Ink, ink set, ink container, recording method, and recording apparatus Yukiko Ishijima, Takayuki Shimizu, Shin Hasegawa, Hiroki Kobayashi, Yuuki Matsushita 2025-04-22
12247644 Spiral advancing and retreating operation device and belt member for tubular telescopic body Hirofumi Inoshita 2025-03-11
12234893 Extension-retraction device Hirofumi Inoshita 2025-02-25
12148638 Abnormality detection system 2024-11-19
11732667 Fuel injection control device and fuel injection control method Fumihiro Itaba, Osamu Mukaihara 2023-08-22
11419854 Medicament containing pemafibrate Ryohei TANIGAWA 2022-08-23
11401432 Curable composition, accommodating unit, device for forming two or three dimensional image, method of forming two or three dimensional image, and cured matter Takayuki Shimizu, Hiroki Kobayashi, Shin Hasegawa, Yuuki Matsushita, Yukiko Ishijima 2022-08-02
11370932 Curable composition, accommodating unit, device for forming two or three dimensional image, method of forming two or three dimensional image, and cured matter Takayuki Shimizu, Shin Hasegawa, Hiroki Kobayashi, Yuuki Matsushita, Yukiko Ishijima 2022-06-28
11332629 Curable clear ink composition, storing container, ink set, printing method, printed matter, and cured material Hiroki Kobayashi, Takayuki Shimizu, Shin Hasegawa, Yukiko Ishijima, Yuuki Matsushita 2022-05-17
11091576 Active energy ray-curable composition, active energy ray-curable inkjet ink, composition storage container, inkjet discharging apparatus, and cured product Yuuki Matsushita, Takayuki Shimizu, Shin Hasegawa, Hiroki Kobayashi, Yukiko Ishijima 2021-08-17
10564557 Toner, toner stored unit, image forming apparatus, and image forming method Ryo Miyakoshi, Daisuke Asahina, Yoshihiro Moriya, Satoshi Takahashi 2020-02-18
10508211 Ink, ink container, recording device, recording set and recording method Azumi Miyaake, Kaori Miyahara, Masayuki Koyano, Mio Kumai, Ayano Momose +3 more 2019-12-17
10451989 Toner, toner stored unit, and image forming apparatus Satoshi Takahashi, Tatsuru Moritani, Shosuke Aoai, Tatsuki Yamaguchi 2019-10-22
10314825 Agent for treatment of PBC Mitsumasa Nakamura, Ryohei TANIGAWA 2019-06-11
10202925 Internal combustion engine controller Takuya Mayuzumi 2019-02-12
10151991 Toner, toner stored unit, and image forming apparatus Yoshihiro Moriya, Masahiko Ishikawa, Satoshi Takahashi, Tatsuru Moritani, Tatsuki Yamaguchi 2018-12-11
9977367 Toner, toner housing unit, and image forming apparatus Satoshi Takahashi, Tatsuru Moritani, Shosuke Aoai, Tatsuki Yamaguchi 2018-05-22
9971261 Toner Satoshi Takahashi, Yoshihiro Moriya, Ryota Inoue, Masahiko Ishikawa, Tatsuki Yamaguchi 2018-05-15
9785065 Toner, and method for manufacturing toner Ryota Inoue, Yoshihiro Moriya, Masahiko Ishikawa, Satoshi Takahashi, Tatsuki Yamaguchi 2017-10-10
9618863 Toner, developer and method of manufacturing toner Satoshi Takahashi, Yoshihiro Moriya, Masahiko Ishikawa, Tatsuki Yamaguchi 2017-04-11
9588479 Image forming apparatus and process cartridge Shohei Gohda, Masanobu Gondoh, Kaori Toyama, Yohta Sakon, Masahiro Ohmori +3 more 2017-03-07
9523931 Toner, developer and image forming apparatus Junichi Awamura, Tsuneyasu Nagatomo, Shingo Sakashita, Tomoki Murayama, Masaya Fukuda 2016-12-20
9372416 Method for manufacturing electrophotographic photosensitive member Kazunari Ooyama, Yukihiro Abe 2016-06-21
9291931 Electrostatic charge image developing toner Junichi Awamura, Tsuneyasu Nagatomo, Shingo Sakashita, Tomoki Murayama, Masaya Fukuda 2016-03-22