NM

Naoki Matsushita

Canon: 16 patents #4,160 of 19,416Top 25%
TO Toyota: 11 patents #2,600 of 26,838Top 10%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
SO Sony: 4 patents #8,966 of 25,231Top 40%
SC Sanyo Electric Co.: 3 patents #1,910 of 6,347Top 35%
Kioxia: 3 patents #479 of 1,813Top 30%
SC Sanyo Electronic Components Co.: 1 patents #17 of 45Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Seoul, KR: #1,055 of 39,741 inventorsTop 3%
Overall (All Time): #69,452 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
12406710 Forming method of memory device 2025-09-02
12361997 MTJ operation methods employing opposite polarity recovery pulse 2025-07-15
12346039 Rotatable polygon mirror, optical deflector, scanning optical device, and image forming apparatus Hisanori Kobayashi, Yoshihiko Tanaka, Takatoshi Tanaka 2025-07-01
12304224 Image forming apparatus Yoshihiko Tanaka, Mitsuhiro Ohta, Takatoshi Tanaka, Fumihiko Yamaya, Hiroki Katayama 2025-05-20
11852988 Image forming apparatus with improved vibration rigidity Shoji Yamamoto, Akira Yoshimura, Shogo Nagamine, Yoshihiko Tanaka, Hisanori Kobayashi +4 more 2023-12-26
11837288 Memory device 2023-12-05
11820158 Image forming apparatus Yoshihiko Tanaka, Mitsuhiro Ohta, Takatoshi Tanaka, Fumihiko Yamaya, Hiroki Katayama 2023-11-21
11714372 Image forming apparatus Takatoshi Tanaka, Yoshihiko Tanaka 2023-08-01
11703776 Light deflector, light scanning apparatus and image forming apparatus Takatoshi Tanaka, Yoshihiko Tanaka 2023-07-18
11685393 Vehicle automated driving system Yuichi Kumai, Masaki Matsunaga 2023-06-27
11529964 Vehicle automated driving system Yuichi Kumai, Masaki Matsunaga 2022-12-20
11505201 Vehicle automated driving system Yuichi Kumai, Masaki Matsunaga 2022-11-22
11383413 Manufacturing method of polygonal mirror, polygonal mirror, deflector, optical scanning apparatus and image forming apparatus Fumihiko Yamaya, Hiroki Katayama, Yoshihiko Tanaka, Takatoshi Tanaka, Mitsuhiro Ohta +1 more 2022-07-12
11385457 Optical scanning device having rotating polygon mirror, and image forming apparatus including the same Yoshihiko Tanaka, Hisanori Kobayashi, Takatoshi Tanaka, Mitsuhiro Ohta, Hiroki Katayama 2022-07-12
11366310 Polygonal mirror, deflector, optical scanning apparatus and image forming apparatus Atsushi Takata, Yoshihiko Tanaka, Takatoshi Tanaka, Fumihiko Yamaya, Mitsuhiro Ohta +1 more 2022-06-21
11353805 Image forming apparatus to address vibration rigidity of a scanner unit Shoji Yamamoto, Akira Yoshimura, Shogo Nagamine, Yoshihiko Tanaka, Hisanori Kobayashi +4 more 2022-06-07
11338820 Vehicle automated driving system Yuichi Kumai, Masaki Matsunaga 2022-05-24
11279373 Automated driving system Koji Taguchi 2022-03-22
11249303 Rotary polygon mirror, light deflecting unit, and optical scanning apparatus including light deflecting unit Hisanori Kobayashi, Yoshihiko Tanaka, Takatoshi Tanaka, Mitsuhiro Ohta, Hiroki Katayama 2022-02-15
11203357 Vehicle automated driving system Yuichi Kumai, Masaki Matsunaga 2021-12-21
11086248 Image forming apparatus with fan configured for dust-resistant cooling of optical scanning unit Mitsuhiro Ohta, Yoshihiko Tanaka, Hisanori Kobayashi, Takatoshi Tanaka, Hiroki Katayama 2021-08-10
11022908 Image forming apparatus Shoji Yamamoto, Akira Yoshimura, Shogo Nagamine, Yoshihiko Tanaka, Hisanori Kobayashi +4 more 2021-06-01
10976541 Scanning optical device and image forming apparatus Fumihiko Yamaya, Yoshihiko Tanaka 2021-04-13
10915100 Control system for vehicle Yuichi Kumai, Masaki Matsunaga, Masahiro Iwasaki 2021-02-09
10830966 Optical connector manufacturing method Takuji Nagashima, Tetsu MORISHIMA 2020-11-10