Inventor
Katushi Saito
Inventor
Kimitsu, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C23Cprimary
C23CCoating metallic material27%
C25DProcesses for the electrolytic or electrophoretic production of coatings27%
Y10TTechnical subjects covered by former us classification27%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form18%
PatentTitleYear
5,011,744'Black surface treated steel sheet'19914,861,441'Method of making a black surface treated steel sheet'19894,792,499'Zn-Al hot-dip galvanized steel sheet having improved resistance against secular peeling and method for producing the same'19884,369,211'Process for producing a hot dip galvanized steel strip'19834,251,329'Process for producing a highly corrosion resistant electroplated steel sheet'19813,935,035'Aqueous solution and method for surface treatment of metals'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1989Patents assigned to NIPPON STEEL CORP (5)· patent assignee history
1976–1981Based in Yokohama, JP· patent location history
1983Based in Kitakyushu, JP· patent location history
1988–1989Based in Kimitsu, JP· patent location history
1991Patents assigned to MURATA TOSHIMICHI (1)· patent assignee history
1991Patents assigned to SAITO KATUSHI (1)· patent assignee history
1991Patents assigned to SHIMAZU TAKASHI (1)· patent assignee history
1991Patents assigned to SHINDO YOSHIO (1)· patent assignee history
1991Based in Kimitsu-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON STEEL CORP | 5 | 1976–1989 |
| MURATA TOSHIMICHI | 1 | 1991 |
| SAITO KATUSHIself | 1 | 1991 |
| SHIMAZU TAKASHI | 1 | 1991 |
| SHINDO YOSHIO | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kimitsu, JP | 2 | 1988–1989 |
| Yokohama, JP | 2 | 1976–1981 |
| Kimitsu-shi, JP | 1 | 1991 |
| Kitakyushu, JP | 1 | 1983 |