David C. Nelson
91Patents
19h-index
55Co-inventors
87Inventor score
Filing activity: Oct 22, 1984 → Nov 27, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7390105B2 | Illuminating book light | Mechanical Engineering; Lighting; Heating | 49 | Active |
| US4895545A | Balloon cup holder and stick | Human Necessities | 44 | Expired |
| US5944576A | Formable balloon stick with concealing cup | Human Necessities | 36 | Expired |
| US4798554A | Balloon holder | Human Necessities | 34 | Expired |
| USD766770S1 | Wrist band sheath | General | 30 | Active |
| USD600852S1 | Illuminating device | General | 30 | Expired |
| USD524977S1 | Portion of an illuminating device | General | 28 | Expired |
| US4715841A | Balloon holder | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5411427A | Balloon weight and latch assembly | Emerging Cross-Sectional Technologies | 27 | Expired |
| US7011551B2 | Electrical terminal block | Electricity | 26 | Expired |
| USD786939S1 | Balloon inflation device | General | 25 | Active |
| US6185862A | Capturing device for insects | Human Necessities | 25 | Expired |
| USD738402S1 | Balloon inflation device | General | 24 | Active |
| US6422914B1 | Dual-function balloon weight | Human Necessities | 23 | Expired |
| USD535046S1 | Illuminating device | General | 22 | Expired |
| US4906170A | Apparatus for printing on plastic tubing | Performing Operations; Transporting | 21 | Expired |
| USD636918S1 | Illuminating device | General | 21 | Expired |
| US7854642B2 | Balloon display simulating motions of a lighter-than-air balloon | Human Necessities | 20 | Active |
| US4626697A | Power supply for providing plural DC voltages | Electricity | 19 | Expired |
| USD753868S1 | Illuminating device | General | 18 | Active |
| US5337603A | Elbow mass flow meter | Physics | 18 | Expired |
| USD630358S1 | Illuminating device | General | 18 | Expired |
| USD600853S1 | Illuminating device | General | 17 | Expired |
| USD720816S1 | Transparent clip-style balloon weight | General | 17 | Active |
| USD636917S1 | Illuminating device | General | 17 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.