Inventor
Tadashi Ohishi
Inventor
Ibaraki, JP
Overview
Patents· 18 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 properties41%
Y10TTechnical subjects covered by former us classification34%
LOC2410%
B01FMixing, e.g. dissolving, emulsifying or dispersing3%
D04BKnitting3%
G01VGeophysics3%
G06FElectric digital data processing3%
PatentTitleYear
7,700,043'Analyzer system having sample rack transfer line'20107,361,305'Analyzer system having sample rack transfer line'20087,011,792'Analyzer system having sample rack transfer line'20066,841,126'Automatic analyzer'20056,733,728'Analyzer system having sample rack transfer line'20046,643,823'Waveform generating circuit'20036,117,392'Automatic analyzing apparatus'20006,019,945'Sample analysis system'20005,972,295'Automatic analyzing apparatus'19995,902,549'Analyzer system having sample rack transfer line'1999D0407826'Reagent bottle'1999D0406351'Reagent bottle'1999D0404831'Reagent bottle holder for a reagent disc'19995,827,479'Apparatus for analyzing a plurality of analysis items'19985,051,238'Automatic analyzing system'1991D0319100'Immunochemistry analyzer'19914,943,164'Mixing apparatus for mixing reagent for use in automatic chemistry analyzer'19904,027,982'Needle detector for circular knitting machines'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977Patents assigned to KYODO DENSHI KOGYO CO LTD (1)· patent assignee history
1977Based in Osaka, JP· patent location history
1990–2010Patents assigned to HITACHI LTD (16)· patent assignee history
1990–1991Based in Katsuta, JP· patent location history
1998–2010Based in Ibaraki, JP· patent location history
2003Patents assigned to ANDO ELECTRIC (1)· patent assignee history
2003Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 16 | 1990–2010 |
| ANDO ELECTRIC | 1 | 2003 |
| KYODO DENSHI KOGYO CO LTD | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Ibaraki, JP | 13 | 1998–2010 |
| Katsuta, JP | 3 | 1990–1991 |
| Tokyo, JP | 1 | 2003 |
| Osaka, JP | 1 | 1977 |