Inventor
Kimio Muramatsu
Inventor
Takasaki, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties27%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1027%
F04DNon-positive-displacement pumps14%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%
C23CCoating metallic material9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants5%
PatentTitleYear
6,628,817'Inspection data analyzing system'20036,529,619'Inspection data analyzing system'20036,339,653'Inspection data analyzing system'20026,330,352'Inspection data analyzing system'20016,185,322'Inspection system and method using separate processors for processing different information regarding a workpiece such as an electronic device'20015,841,893'Inspection data analyzing system'19985,062,771'Vacuum system with a secondary gas also connected to the roughing pump for a semiconductor processing chamber'19914,904,155'Vacuum pump'19904,835,114'Method for LPCVD of semiconductors using oil free vacuum pumps'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2003Patents assigned to HITACHI LTD (9)· patent assignee history
1989–1991Patents assigned to HITACHI TOKYO ELECTRONICS (2)· patent assignee history
1989–2003Based in Takasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 9 | 1989–2003 |
| HITACHI TOKYO ELECTRONICS | 2 | 1989–1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Takasaki, JP | 9 | 1989–2003 |