Kyoji Aoyama

Follow

Person

Aichi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for energizing energization-operated toy element and energiz...
- Patent number 5,932,992
- Issue date Aug 3, 1999
- The Pilot Ink Co., Ltd.
- Tsutomu Tomatsu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Thermoplastic resin compositions and temperature-dependent shape-tr...
- Patent number 5,895,718
- Issue date Apr 20, 1999
- The Pilot Ink Co., Ltd.
- Naoya Ishimura
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Thermally color-changeable toy
- Patent number 5,716,253
- Issue date Feb 10, 1998
- The Pilot Ink Co., Ltd.
- Tadashi Aoki
- A63 - SPORTS GAMES AMUSEMENTS
Information Patent Grant
Electrothermal color-varying device and toy utilizing the same
- Patent number 5,316,513
- Issue date May 31, 1994
- The Pilot Ink Co., Ltd.
- Tanehiro Nakagawa
- G02 - OPTICS