Kazuhiko Kon

Follow

Person

Hachinohe, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Urea-formaldehyde condensate-based slow release nitrogen fertilizer...
- Patent number 4,596,593
- Issue date Jun 24, 1986
- Nitto Chemical Industry Co., Ltd.
- Shunsuke Tazawa
- C05 - FERTILISERS MANUFACTURE THEREOF