Yutaka Hiratsuka

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Cleaning tank
- Patent number 5,485,861
- Issue date Jan 23, 1996
- Dan Science Co., Ltd.
- Yutaka Hiratsuka
- B08 - CLEANING
Information Patent Grant
System for measuring foreign materials in liquid
- Patent number 4,890,481
- Issue date Jan 2, 1990
- Hitachi, Ltd.
- Masayoshi Ezawa
- G01 - MEASURING TESTING
Information Patent Grant
System for measuring foreign materials in liquid
- Patent number 4,779,451
- Issue date Oct 25, 1988
- Hitachi, Ltd.
- Masayoshi Ezawa
- G01 - MEASURING TESTING
Information Patent Grant
Laser Raman microprobe
- Patent number 4,586,819
- Issue date May 6, 1986
- Hitachi, Ltd.
- Kenji Tochigi
- G01 - MEASURING TESTING
Information Patent Grant
Plasma monitor
- Patent number 4,569,592
- Issue date Feb 11, 1986
- Hitachi, Ltd.
- Hisajiro Osada
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Soft X-ray generator
- Patent number 4,566,116
- Issue date Jan 21, 1986
- Hitachi, Ltd.
- Asao Nakano
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Plasma monitoring method and plasma monitor
- Patent number 4,541,718
- Issue date Sep 17, 1985
- Hitachi, Ltd.
- Hisajiro Osada
- G01 - MEASURING TESTING
Information Patent Grant
Laser Raman spectrophotometry system and adjustment thereof
- Patent number 4,505,586
- Issue date Mar 19, 1985
- Hitachi, Ltd.
- Kenji Tochigi
- G01 - MEASURING TESTING

Yutaka Hiratsuka

Person

Patents Grantslast 30 patents

Cleaning tank

System for measuring foreign materials in liquid

System for measuring foreign materials in liquid

Laser Raman microprobe

Plasma monitor

Soft X-ray generator

Plasma monitoring method and plasma monitor

Laser Raman spectrophotometry system and adjustment thereof