Inventor
Yukio Umetani
Inventor
Hachioji, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing100%
PatentTitleYear
6,467,026'Web cache memory device and browser apparatus utilizing the same'20025,699,271'Method of automatically generating program for solving simultaneous partial differential equations by use of finite element method'19975,265,040'Method and device for displaying information on simulation result in a numerical simulation system'19934,972,334'Automatic generation method of a simulation program for numerically solving a partial differential equation according to a boundary-fitted method'19904,907,185'Program-controlled computer with an interrupt capability for floating-point operation'19904,819,161'Method of automatic generation of a computer for numerical simulation of physical phenomenon'19894,789,955'Operation unit with an error amount calculating circuit for output data thereof'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2002Patents assigned to HITACHI LTD (7)· patent assignee history
1988–1997Based in Hachioji, JP· patent location history
1989Patents assigned to HITACHI VLSI ENG (1)· patent assignee history
2002Based in Hamamatsu, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 7 | 1988–2002 |
| HITACHI VLSI ENG | 1 | 1989 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hachioji, JP | 6 | 1988–1997 |
| Hamamatsu, California, US | 1 | 2002 |