Takekazu Maruyama
Inventor
Stats
- 4 US patents issued
- 4 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 4 US Patents Issued
- 4 US Applications Filed
- 323 Total Citation Count
- Apr 18, 1997 Most Recent Filing
- Jan 18, 1991 Earliest Filing
Work History
| Patent Owner | Applications Filed | Year |
|---|---|---|
| HITACHI, LTD. | 1
2 1 | 1991
1995 1997 |
Inventor Addresses
| Address | Duration |
|---|---|
| Hitachi, JP | Nov 29, 94 - Nov 29, 94 |
| Mito, JP | Jan 28, 97 - Sep 28, 99 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| G05B: | CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS | 1 |
| G06F: | ELECTRIC DIGITAL DATA PROCESSING | 2 |
| G07C: | TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS, OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE | 1 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 5959859 | 1999 | Plant monitoring/controlling apparatus | 7 |
| 5790424 | 1998 | Plant monitoring apparatus and monitoring method | 9 |
| 5598572 | 1997 | Information terminal system getting information based on a location and a direction of a portable terminal device | 191 |
| 5369756 | 1994 | Fault tree displaying method and process diagnosis support system | 26 |
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