David L. Lund
23Patents
10h-index
16Co-inventors
68Inventor score
Filing activity: Mar 20, 1981 → Mar 15, 1999
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5429643A | Method of assembling a bipolar lead-acid battery and the resulting bipolar battery | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5595840A | Method of manufacturing modular molded components for a bipolar battery and the resulting bipolar battery | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5924471A | Method of fabricating lead bushings and batteries using same | Performing Operations; Transporting | 23 | Expired |
| US5512065A | Methods for assembling lead-acid batteries | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4523068A | Apparatus and method for fusing battery terminals | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4501943A | Apparatus and method for fusing battery terminals with improved induction heating power control | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5682671A | Method of assembling a bipolar battery and bipolar battery | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5470679A | Method of assembling a bipolar lead-acid battery and the resulting bipolar battery | Emerging Cross-Sectional Technologies | 17 | Expired |
| US4485959A | Means for welding intercell connections | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4642442A | Battery intercell connection by induction heating | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6008480A | Induction heating apparatus and method for fusing battery cell terminals | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5905002A | Lead acid storage battery | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4406057A | Method of making lead-acid battery element stack | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5385587A | Methods and apparatus for pasting battery current collectors | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5886325A | System and method for controlling the degree of heating experienced by a work coil in an induction heating generator | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5834743A | Induction heating apparatus and method for fusing intercell connectors to battery cell terminals | Emerging Cross-Sectional Technologies | 5 | Expired |
| US5836371A | Method and apparatus for attaching terminal post straps to a battery plate group | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6309429A | Lead acid storage battery and method of bonding battery cell terminal posts and bushings | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4573260A | Induction heated intercell fusion for lead/acid storage battery | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4661668A | Welding intercell connections by induction heating | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5908714A | Method of making lead-acid cell-to-cell connections and the resulting battery | Emerging Cross-Sectional Technologies | 2 | Expired |
| US5658690A | Modular molded components for a bipolar battery and the resulting bipolar battery | Emerging Cross-Sectional Technologies | 1 | Expired |
| US5972535A | Method and apparatus for attaching terminal post straps to a battery plate group | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.