Robert A. Bottema
7Patents
6h-index
4Co-inventors
45Inventor score
Filing activity: Jan 27, 1997 → Jun 16, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD411275S | Putter face design nubbins | General | 83 | Expired |
| USD415809S | Golf putter face design | General | 81 | Expired |
| US6089993A | Golf club head | Human Necessities | 79 | Expired |
| USD396080S | Golf putter head | General | 34 | Expired |
| US6554721B1 | Golf club head | Human Necessities | 32 | Expired |
| USD394887S | Golf putter head | General | 14 | Expired |
| USD394888S | Golf putter head | General | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.