Hiroyuki Yasujima

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Diazotype heat development recording medium with hydrophobic salt o...
- Patent number 4,487,826
- Issue date Dec 11, 1984
- Toppan Printing Co., Ltd.
- Niro Watanabe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY