TO

Takafumi Oka

Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
HI Hitachi: 6 patents #6,582 of 28,497Top 25%
Kyocera: 3 patents #999 of 3,732Top 30%
Overall (All Time): #294,492 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
11139638 Static charge eliminator and static charge elimination method Kyohei Yamakawa, Tomoya Hirata, Ryota Iriki, Kenji Yoshikawa 2021-10-05
9024868 Mobile electronic device 2015-05-05
9024900 Electronic device and method of controlling same Shinya Ishizaki, Shuji Ishikawa, Ayano Nakamura, Masashi Nakazawa 2015-05-05
8730173 Electronic device with predictive candidate selection based on character input Shuuji Ishikawa, Yasumasa Sekigami, Hiroyuki Bamba, Michiko Takei, Nayu Noumachi 2014-05-20
7897418 Method for manufacturing semiconductor light emitting device Masatsugu Kusunoki, Kazushige Kawasaki, Shinji Abe, Hitoshi Sakuma 2011-03-01
7879684 Method for manufacturing semiconductor light-emitting element Masatsugu Kusunoki, Shinji Abe 2011-02-01
7751456 Method for manufacturing semiconductor optical device Kazushige Kawasaki, Toshiaki Kitano 2010-07-06
7611916 Method of manufacturing semiconductor optical element Masatsugu Kusunoki 2009-11-03
7585688 Method for manufacturing semiconductor optical device Shinji Abe 2009-09-08
7456039 Method for manufacturing semiconductor optical device Kazushige Kawasaki, Katsuomi Shiozawa 2008-11-25
5774742 Peripheral device using two microprocessors and two buses for automatically updating program after judging that update data is stored in a portable recording medium Takahiro Nakamura 1998-06-30
5748967 Program rewriting method and apparatus for multiprocessor system Takahiro Nakamura 1998-05-05
4908793 Storage apparatus including a semiconductor memory and a disk drive Hirotsugu Yamagata, Masafumi Nozawa, Shinichi Kawada 1990-03-13
4775979 Error correction system 1988-10-04
4698810 Data recording and reproducing system with error correction capability using ECC and CRC codes Yasushi Fukuda, Kazuo Tanaka 1987-10-06
4638472 Information recording system and method for using alternative record area in writing and reading of data on optical disk Mikito Ogata, Masahito Mori, Takashi Doi, Michio Miyazaki 1987-01-20