HK

Hiroshi Kiriyama

SO Sony: 3 patents #57 of 1,124Top 6%
SC Shinagawa Refractories Co.: 1 patents #2 of 20Top 10%
📍 Nagoya, MI: #1 of 3 inventorsTop 35%
Overall (1994): #6,161 of 165,921Top 4%
4
Patents 1994

Issued Patents 1994

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5346942 Monolithic refractories Takashi Yamamura, Ryosuke Nakamura 1994-09-13
5319506 Tape recording and/or reproducing apparatus with ultrasonically vibrated tape guides Toshiaki Kojima, Etsuro Saito 1994-06-07
5299085 Compact rotating head assembly Jun Sawai 1994-03-29
5293283 Tape guiding assembly for recording and/or reproducing apparatus employing ultrasonically vibrated tape guides Shigeru Masuda, Osamu Shimizu, Kazunari Tanimura 1994-03-08