YY

Yoshihiro Yamazaki

PE Pentax: 27 patents #8 of 396Top 3%
PE Pentax: 12 patents #157 of 761Top 25%
TL Tokyo Electron Limited: 3 patents #2,069 of 5,567Top 40%
NI Nisshinbo Industries: 2 patents #93 of 375Top 25%
HP HP: 2 patents #5,870 of 16,619Top 40%
NC Nisshinbo Chemical: 2 patents #8 of 27Top 30%
DI Denso Wave Incorporated: 2 patents #73 of 250Top 30%
NO Nippon Oil: 1 patents #392 of 773Top 55%
Caltech: 1 patents #2,143 of 4,321Top 50%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
AK Asahi Kogaku Kogyo K.K.: 1 patents #76 of 180Top 45%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
JT Japan Tobacco: 1 patents #582 of 1,187Top 50%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
📍 Chita, CA: #2 of 2 inventorsTop 100%
Overall (All Time): #42,496 of 4,157,543Top 2%
57
Patents All Time

Issued Patents All Time

Showing 26–50 of 57 patents

Patent #TitleCo-InventorsDate
6748358 ELECTRONIC SPEAKING DOCUMENT VIEWER, AUTHORING SYSTEM FOR CREATING AND EDITING ELECTRONIC CONTENTS TO BE REPRODUCED BY THE ELECTRONIC SPEAKING DOCUMENT VIEWER, SEMICONDUCTOR STORAGE CARD AND INFORMATION PROVIDER SERVER Hiroshi Iwasaki, Masami Akamine 2004-06-08
6714357 Lens drive system 2004-03-30
6714731 Zoom and focus control method and system Michelle Ogg, David K. Campbell, Gregory Hofer, Masahiro Ohno 2004-03-30
6665129 Lens barrel and a zoom lens barrel Hiroshi Nomura, Isao Okuda, Satoru Nakamura 2003-12-16
6657794 Movable lens hood mechanism of a zoom lens Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2003-12-02
6643074 Lens barrel Hiroshi Nomura, Isao Okuda, Satoru Nakamura 2003-11-04
6636362 Lens barrel Hiroshi Nomura, Isao Okuda, Satoru Nakamura 2003-10-21
6624955 Lens barrel Hiroshi Nomura, Isao Okuda, Satoru Nakamura 2003-09-23
6597518 Zoom lens barrel Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2003-07-22
6597516 Lens frame structure for optical axis adjustment Noboru Saitoh 2003-07-22
6570718 Zoom lens having a cam mechanism Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2003-05-27
6549341 Mechanism for rotating a cam barrel of a zoom lens Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2003-04-15
6520691 Lens barrier opening/closing device of a movable lens barrel Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2003-02-18
6519096 Lens barrel Hiroshi Nomura, Isao Okuda, Satoru Nakamura 2003-02-11
6469841 Lens frame guiding mechanism of a zoom lens Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2002-10-22
6469840 Cam mechanism for driving a linearly-guided lens Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2002-10-22
6456445 Zoom lens having a cam mechanism Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2002-09-24
6424807 Zoom lens assembling mechanism Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2002-07-23
6421192 Bayonet type fixing device having annular members and a zoom lens having the same Hiroshi Nomura, Nobuaki Aoki, Satoru Nakamura 2002-07-16
6418826 Apparatus for slicing compression molded product of sheet-shaped material and split knife Kazuyuki Suzuki, Koji Shimada 2002-07-16
6121406 Mixture of hydrophilic dicyclohexylmethanecarbodiimide Yasuo Imashiro, Ikuo Takahashi 2000-09-19
5687007 Image reading device including prevention of thermally induced component dislocation Masahiro Oono 1997-11-11
5596424 Scanning optical system having image forming optical system and reading optical system with at least one common optical component Takashi Iizuka 1997-01-21
5543955 Optical scanning system Takashi Iizuka, Toshio Kasai 1996-08-06
5526095 Image reading apparatus having variable power optical system including first and second fixed focus lens groups 1996-06-11