YY

Yasuharu Yamada

OI Olympus Imaging: 16 patents #10 of 341Top 3%
IBM: 8 patents #13,150 of 70,183Top 20%
OL Olympus: 8 patents #598 of 3,097Top 20%
NC Nippon Steel Chemical Co.: 6 patents #7 of 380Top 2%
SC Sumitomo Chemical: 6 patents #802 of 4,033Top 20%
TC Tamron Co.: 4 patents #19 of 138Top 15%
IC Ibiden Co.: 3 patents #258 of 730Top 40%
TA Technical Consulting Associates: 3 patents #1 of 11Top 10%
NC Nidek Co.: 2 patents #161 of 365Top 45%
SA Sankosha: 2 patents #8 of 39Top 25%
NI Nagoya Industrial Science Research Institute: 1 patents #20 of 79Top 30%
SH Shimadzu: 1 patents #1,152 of 2,007Top 60%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #38,058 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDate
10955644 Zoom optical system, image pickup optical system, and image pickup apparatus using the same Kazuteru Kawamura, Toyoki Kon, Yuki Kubota 2021-03-23
10838186 Information acquisition apparatus Kento Hara, Tadashi Hirata 2020-11-17
10831037 Zoom lens with blur correction and image pickup apparatus using the same Kazuteru Kawamura 2020-11-10
10690895 Zoom lens and image pickup apparatus using the same Toyoki Kon, Kazuteru Kawamura, Tetsuya Yanai, Daichi Murakami 2020-06-23
10133085 Zoom lens with blur correction and image pickup apparatus using the same Kazuteru Kawamura 2018-11-20
9678319 Zoom lens Hirohiko Kimata, Kenichi Nagasawa, Hiroshi Kodama, Toshio Takahashi, Kento Kokubu 2017-06-13
9507131 Teleconverter and image pickup system using the same Yasuji Ogata 2016-11-29
9321017 Gas-separation membrane Mikako Takenaka, Tomoyuki Suzuki, Masako Miki 2016-04-26
9110286 Reflecting telescope optical system, optical unit, and image pickup apparatus using the same Akiyoshi Tochigi 2015-08-18
9097884 Zoom lens Hirohiko Kimata, Kenichi Nagasawa, Hiroshi Kodama, Toshio Takahashi, Kento Kokubu 2015-08-04
9062214 Method of preparing resin composition for hard coat and resin composition for hard coat Asaki Nakane, Shigehiro Koide 2015-06-23
8988783 Zoom lens and image pickup apparatus equipped with same Yasuji Ogata, Akiyoshi Tochigi, Keitaro Yokoyama 2015-03-24
8767310 Zoom lens, and imaging apparatus incorporating the same Yasuji Ogata, Toshio Takahashi, Toyoki Kon 2014-07-01
8755132 Wide angle optical system and image pickup apparatus using the same Hirohiko Kimata 2014-06-17
8734574 Gas separation membrane Tomoyuki Suzuki 2014-05-27
8711489 Zoom lens Hirohiko Kimata, Yasuji Ogata, Kazuteru Kawamura 2014-04-29
8654448 Inner focus lens system and image pickup apparatus using the same Masaru Morooka, Akiyoshi Tochigi, Yasuji Ogata 2014-02-18
8582212 Zoom lens, and imaging apparatus incorporating the same Yasuji Ogata, Yasutaka Kashiki, Toshio Takahashi, Toyoki Kon 2013-11-12
8410773 Surge current detection device Takayuki Okawa, Hideyoshi Saeki, Takuya Ouchi 2013-04-02
8339714 Zoom lens and imaging apparatus incorporating the same Akiyoshi Tochigi, Kazuteru Kawamura 2012-12-25
8238035 Zoom lens and image pickup apparatus equipped with same Toru Miyajima, Ayami Imamura 2012-08-07
8080631 Siloxane-modified hyperbranched polyimide Jun Sakai 2011-12-20
8022110 Porous polyimide Tomoyuki Suzuki, Jun Sakai, Norihiro Tomokiyo 2011-09-20
7969661 Wide angle zoom lens and image pickup device using the same Takeshi Hosoya 2011-06-28
7963118 Vapor-compression heat exchange system with evaporator coil mounted to outlet door of an electronics rack Donald W. Porter, Roger R. Schmidt, Jyunji Takayoshi, Takeshi Tsukamoto 2011-06-21