KS

Kohji Sakai

Ricoh Company: 78 patents #66 of 9,818Top 1%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
AD Advantest: 1 patents #714 of 1,193Top 60%
RC Rioch Company: 1 patents #1 of 30Top 4%
Overall (All Time): #21,132 of 4,157,543Top 1%
83
Patents All Time

Issued Patents All Time

Showing 1–25 of 83 patents

Patent #TitleCo-InventorsDate
11740453 Apparatus configured to fly light-absorbing material, apparatus configured to model three-dimensional modeled object, and method of flying light-absorbing material Hiroyuki Suhara, Takashi Fujita, Atsushi Takeuchi, Asato TAMURA, Shohta Kobashigawa 2023-08-29
11150345 Object detector, sensing device, and mobile object apparatus Toshishige Fujii, Tadashi Nakamura, Takeshi Ueda, Kohei Ushio, Yuuta Yoshino 2021-10-19
10700491 Semiconductor laser, light source device, image forming apparatus, image display device, object device, and colored-light generation method Miho Higuchi 2020-06-30
10591602 Object detector and sensor Kazuhiro Akatsu, Tadashi Nakamura 2020-03-17
10534112 Microlens array, image display apparatus, object apparatus, and mold Miho Higuchi, Jun Watanabe 2020-01-14
10371817 Object detecting apparatus Tadashi Nakamura 2019-08-06
10302767 Object detector and sensor Kazuhiro Akatsu, Tadashi Nakamura 2019-05-28
10302942 Light-source device, image display apparatus, and object apparatus 2019-05-28
10209133 Wavelength estimation device, light-source device, image display apparatus, object apparatus, wavelength estimation method, and light-source control method Kazuhiro Akatsu 2019-02-19
10203431 Microlens array, image display apparatus, object apparatus, and mold Miho Higuchi, Jun Watanabe 2019-02-12
10148064 Semiconductor laser driving apparatus, optical scanning apparatus, object detection apparatus, and mobile apparatus Masataka Uehira, Shigeaki Imai, Tadashi Nakamura 2018-12-04
10132926 Range finder, mobile object and range-finding method Masataka Uehira, Atsufumi Omori 2018-11-20
10071586 Light irradiation apparatus and information rewritable system Masataka Uehira, Tomoyasu Hirasawa, Tomomi Ishimi 2018-09-11
10031228 Object detecting apparatus Tadashi Nakamura 2018-07-24
9981604 Object detector and sensing apparatus 2018-05-29
9925798 Optical scanning apparatus and image forming device Naoto Watanabe, Toshiaki Tokita, Nobuaki Kubo, Masayuki Muranaka 2018-03-27
9891432 Object detection device and sensing apparatus 2018-02-13
9846236 Optical scanner, object detector, and sensing apparatus Shigeaki Imai, Masataka Uehira, Tadashi Nakamura, Yukio Itami 2017-12-19
9817123 Object detector and sensor Kazuhiro Akatsu, Tadashi Nakamura 2017-11-14
9625711 Optical scanning apparatus and image forming device Naoto Watanabe, Toshiaki Tokita, Nobuaki Kubo, Masayuki Muranaka 2017-04-18
9568605 Object detector and sensor Kazuhiro Akatsu, Tadashi Nakamura 2017-02-14
9557563 Optical scanning device, method of adjusting optical scanning device, and image forming apparatus Mitsuo Suzuki 2017-01-31
9448436 Planar light source device and liquid crystal display device equipped with same 2016-09-20
9435938 Edge-lit surface light source device Atsushi Yamashita 2016-09-06
RE45918 Optical scanning apparatus, optical writing apparatus, and image forming apparatus Kenichiroh Saisho 2016-03-08