HI

Hiroshi Iizuka

Fujitsu Limited: 11 patents #2,845 of 24,456Top 15%
The Yokohama Rubber Co.: 8 patents #176 of 1,136Top 20%
SC Sanyo Electric Co.: 6 patents #961 of 6,347Top 20%
YA Yazaki: 5 patents #867 of 3,427Top 30%
Pioneer Electronic: 4 patents #477 of 1,840Top 30%
MI Mitsui Petrochemical Industries: 3 patents #226 of 1,024Top 25%
AC Advanced Micro-Fabrication Equipment Inc. China: 3 patents #8 of 57Top 15%
AE Advanced Micro-Fabrication Equipment: 2 patents #12 of 61Top 20%
KI Kurita Water Industries: 2 patents #86 of 384Top 25%
NL Nippon Sheet Glass Company, Limited: 2 patents #332 of 836Top 40%
Samsung: 2 patents #37,631 of 75,807Top 50%
OC Oki Electric Industry Co.: 1 patents #1,459 of 2,807Top 55%
RC Rhythm Co.: 1 patents #1 of 11Top 10%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
SC Sanyo Semiconductor Co.: 1 patents #143 of 323Top 45%
SL Saturn Licensing: 1 patents #180 of 329Top 55%
ON onsemi: 1 patents #1,116 of 1,901Top 60%
SC Shinko Wire Co.: 1 patents #8 of 21Top 40%
IC Iwaki Co.: 1 patents #24 of 53Top 50%
AC Asahi Organic Chemicals Industry Co.: 1 patents #21 of 67Top 35%
SO Sony: 1 patents #17,262 of 25,231Top 70%
PC Pearl Kogyo Co.: 1 patents #3 of 30Top 10%
Overall (All Time): #44,068 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 51–56 of 56 patents

Patent #TitleCo-InventorsDate
5105275 Noise reduction circuit for video signal recording/reproduction device Mituzou Shirai 1992-04-14
5034680 Digital level display device Shizuo Kakiuchi 1991-07-23
4966790 Coating compositions Tadao Iwata, Shuichi Ishiwata 1990-10-30
4931724 Digital level indicating device Shizuo Kakiuchi 1990-06-05
4870349 Digital level indicating device Shizuo Kakiuchi 1989-09-26
4855741 Logarithmic digital level display device Shizuo Kakiuchi 1989-08-08