KI

Kazuma IZUMIYA

Ricoh Company: 9 patents #2,462 of 9,818Top 30%
📍 Rifu, JP: #362 of 2,101 inventorsTop 20%
Overall (All Time): #541,074 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12413051 Surface emitting laser module, optical device, and surface emitting laser substrate Misaki Ishida, Naoto Jikutani 2025-09-09
12046872 Surface emitting laser, surface emitting laser device, light source device, and detection apparatus Naoto Jikutani, Kazuhiro Harasaka, Ryoichiro Suzuki 2024-07-23
11808855 Optical device, range sensor using optical device, and mobile object Toshiyuki Ikeoh, Yasufumi Yamada, Atsushi Sakai, Naoto Jikutani, Tsuyoshi Ueno +3 more 2023-11-07
11579289 Distance measuring apparatus and mobile body including the same Shuichi Suzuki, Nobunari Tsukamoto, Tsuyoshi Ueno, Tadashi Nakamura, Naoto Jikutani +3 more 2023-02-14
10626842 Laser device, ignition device, and internal combustion engine Toshiyuki Ikeoh, Kentaroh Hagita, Naoto Jikutani, Yasuhiro Higashi 2020-04-21
10498108 Surface-emitting laser array, laser apparatus, ignition device and internal combustion engine Naoto Jikutani, Masayuki Numata 2019-12-03
10054870 Surface-emitting laser, surface-emitting laser array, laser device, ignitor, internal combustion engine, optical scanner, image forming apparatus, light transmission module, and light emission system Shinichi Harada, Naoto Jikutani, Yusuke Okura 2018-08-21
9935420 Laser device, ignition system, and internal combustion engine Tsuyoshi Suzudo, Naoto Jikutani, Yasuhiro Higashi, Kentaroh Hagita, Masayuki Numata +1 more 2018-04-03
9046808 Surface emitting laser array and image forming apparatus Kazuhiro Harasaka 2015-06-02