Nathaniel L. Field
14Patents
8h-index
12Co-inventors
65Inventor score
Filing activity: May 5, 1976 → Oct 22, 1992
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4829647A | Method of making low friction finger follower rocker arms | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4872429A | Method of making low friction finger follower rocker arms | Mechanical Engineering; Lighting; Heating | 22 | Expired |
| US4102182A | Quality checking system for a threaded fastener assembly | Physics | 21 | Expired |
| US4758967A | Computer simulated inertia for motor vehicle powertrain testing | Physics | 20 | Expired |
| US4688528A | Reciprocating balance weight mechanism for a piston type internal combustion engine | Emerging Cross-Sectional Technologies | 16 | Expired |
| US4979853A | Cutting tool holder for high speed spindle machining system | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5250880A | Linear motor control system and method | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4938183A | Method of making and apparatus for monoblock engine construction | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4858670A | Method of making and apparatus for monoblock engine construction | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4847961A | Method and apparatus for stitch-machining deep cavities in metal workpieces | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4836719A | Method and apparatus for machining valve seats and valve stem guides in a deep-walled engine monoblock workpiece | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4573348A | Angular positioning actuator | Physics | 5 | Expired |
| US4872789A | Method and apparatus for machining valve seats and valve stem guides in a deep-walled engine monoblock workpiece | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4842450A | Method and apparatus for self-adjusting boring bar | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.