YH

Yuichi Hamamura

HI Hitachi: 16 patents #2,438 of 28,497Top 9%
HH Hitachi High-Technologies: 3 patents #776 of 1,917Top 45%
HC Hitachi Ulsi Systems Co.: 2 patents #419 of 867Top 50%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #221,789 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10614391 Method and apparatus for work quality control Kei Imazawa, Shigenori Tanaka, Kouichirou Tada, Isamu Momose, Yusaku Fukaya 2020-04-07
8995748 Defect image processing apparatus, defect image processing method, semiconductor defect classifying apparatus, and semiconductor defect classifying method Tsunehiro Sakai, Shigeki Kurihara, Yutaka Tandai, Tamao Ishikawa, Tomohiro Funakoshi +2 more 2015-03-31
8675949 Reviewed defect selection processing method, defect review method, reviewed defect selection processing tool, and defect review tool Yuji Takagi, Minoru Harada 2014-03-18
8621400 Method of evaluating systematic defect, and apparatus therefor Yuji Takagi 2013-12-31
8612811 Defective-ratio predicting method, defective-ratio predicting program, managing method for semiconductor manufacturing apparatus, and manufacturing method for semiconductor device Chizu Matsumoto, Yoshiyuki Tsunoda, Kazuyuki Tsunokuni 2013-12-17
7945410 Semiconductor device yield prediction system and method Natsuyo Morioka, Seiji Ishikawa, Katsumi Ikegaya, Yasunori Yamaguchi, Kazuo Ito 2011-05-17
7352890 Method for analyzing circuit pattern defects and a system thereof Atsushi Shimoda, Ichirou Ishimaru, Yuji Takagi, Takuo Tamura, Kenji Watanabe +2 more 2008-04-01
7301146 Probe driving method, and probe apparatus Satoshi Tomimatsu, Hidemi Koike, Junzo Azuma, Tohru Ishitani, Aritoshi Sugimoto +2 more 2007-11-27
7062081 Method and system for analyzing circuit pattern defects Atsushi Shimoda, Ichirou Ishimaru, Yuji Takagi, Takuo Tamura, Kenji Watanabe +2 more 2006-06-13
6960765 Probe driving method, and probe apparatus Satoshi Tomimatsu, Hidemi Koike, Junzo Azuma, Tohru Ishitani, Aritoshi Sugimoto +2 more 2005-11-01
6895346 Method for test conditions Takaaki Kumazawa, Hisao Asakura, Kazuyuki Tsunokuni, Aritoshi Sugimoto 2005-05-17
6841405 Photomask for test wafers Takaaki Kumazawa, Hisao Asakura, Aritoshi Sugimoto, Kazuyuki Tsunokuni 2005-01-11
6780660 System for testing electronic devices Takaaki Kumazawa, Hisao Asakura, Aritoshi Sugimoto, Kazuyuki Tsunokuni 2004-08-24
6770496 Method of testing electronic devices Takaaki Kumazawa, Hisao Asakura, Aritoshi Sugimoto, Kazuyuki Tsunokuni 2004-08-03
6771077 Method of testing electronic devices indicating short-circuit Takaaki Kumazawa, Hisao Asakura, Aritoshi Sugimoto, Kazuyuki Tsunokuni 2004-08-03
6476387 Method and apparatus for observing or processing and analyzing using a charged beam Norimasa Nishimura, Akira Shimase, Junzou Azuma, Michinobu Mizumura, Yasuhiro Koizumi +1 more 2002-11-05
6344115 Pattern forming method using charged particle beam process and charged particle beam processing system Junzou Azuma, Akira Shimase, Hidemi Koike 2002-02-05
6303932 Method and its apparatus for detecting a secondary electron beam image and a method and its apparatus for processing by using focused charged particle beam Akira Shimase, Junzou Azuma, Michinobu Mizumura, Norimasa Nishimura, Yasuhiro Koizumi +1 more 2001-10-16
5976328 Pattern forming method using charged particle beam process and charged particle beam processing system Junzou Azuma, Akira Shimase, Hidemi Koike 1999-11-02
5952658 Method and system for judging milling end point for use in charged particle beam milling system Akira Shimase, Junzou Azuma, Michinobu Mizumura 1999-09-14