KY

Katsu Yamada

PA Panasonic: 28 patents #581 of 21,108Top 3%
Sumitomo Electric Industries: 10 patents #2,734 of 21,551Top 15%
Overall (All Time): #84,563 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
12422655 Optical system, image projection apparatus, and imaging apparatus Takuya Imaoka, Qinghua Zhao 2025-09-23
12379579 Optical system, image projection apparatus, and imaging apparatus Takuya Imaoka, Qinghua Zhao 2025-08-05
12270976 Optical system, image projection apparatus, and imaging apparatus Tsuneo Uchida, Satoshi Kuzuhara 2025-04-08
11520126 Projection lens system and image projection device Takuya Imaoka, Hideo Onishi, Kenji Ikeo 2022-12-06
11513325 Projection lens system and image projection device Takuya Imaoka, Hideo Onishi, Kenji Ikeo 2022-11-29
11187968 Image projection device Tsuneo Uchida 2021-11-30
10928720 Projection optical system, image projection device and image projection system Tsuneo Uchida 2021-02-23
10444612 Projection optical system and image projection device for projecting an image light flux onto a projection surface Tsuneo Uchida 2019-10-15
9927684 Projection optical system and image projector Tsuneo Uchida 2018-03-27
9086579 Zoom lens system, imaging device and camera Satoshi Kuzuhara, Shinji Yamaguchi, Tsutomu Iwashita 2015-07-21
8885265 Zoom lens system, imaging device and camera Satoshi Kuzuhara, Shinji Yamaguchi, Tsutomu Iwashita 2014-11-11
8472123 Zoom lens system, interchangeable lens apparatus and camera system Kyoichi Miyazaki, Takuya Imaoka, Masaki Sampei 2013-06-25
8432618 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Shunichiro Yoshinaga 2013-04-30
8279529 Zoom lens system, interchangeable lens apparatus and camera system Kyoichi Miyazaki, Takuya Imaoka, Masaki Sampei 2012-10-02
8243170 Zoom lens system, interchangeable lens apparatus and camera system Kyoichi Miyazaki, Takuya Imaoka, Masaki Sampei 2012-08-14
8212913 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Shunichiro Yoshinaga 2012-07-03
8189074 Zoom lens system, interchangeable lens apparatus and camera system Kyoichi Miyazaki, Takuya Imaoka, Masaki Sampei, Yoshio Matsumura 2012-05-29
8098983 Zoom lens system, interchangeable lens apparatus and camera system Kyoichi Miyazaki, Takuya Imaoka, Masaki Sampei 2012-01-17
8064144 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Shunichiro Yoshinaga 2011-11-22
8004585 Zoom lens system, interchangeable lens apparatus and camera system Kyoichi Miyazaki, Takuya Imaoka, Masaki Sampei 2011-08-23
7948684 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Yoshito Miyatake, Kazuhiko Ishimaru 2011-05-24
7948685 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Yoshito Miyatake, Kazuhiko Ishimaru 2011-05-24
7800831 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Yoshito Miyatake, Kazuhiko Ishimaru 2010-09-21
7755847 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Yoshito Miyatake, Kazuhiko Ishimaru 2010-07-13
7742235 Zoom lens system, imaging device and camera Keiki Yoshitsugu, Yoshito Miyatake, Kazuhiko Ishimaru 2010-06-22