Charles E. Day
24Patents
9h-index
8Co-inventors
68Inventor score
Filing activity: Oct 20, 1975 → Mar 6, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5900233A | Epichlorohydrin and 1-(3-aminopropyl) imidazole copolymer and its use in treating irritable bowel syndrome | Human Necessities | 59 | Expired |
| US4538175A | Receive only earth satellite ground station | Electricity | 59 | Expired |
| US4883788A | Method and composition for reducing serum cholesterol | Human Necessities | 55 | Expired |
| US4824672A | Method and composition for reducing serum cholesterol | Human Necessities | 53 | Expired |
| US5380522A | Method for treatment of irritable bowel syndrome | Human Necessities | 43 | Expired |
| US4312648A | Pocket filter arrangement | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4014466A | Carrying frame for fishing poles | Human Necessities | 21 | Expired |
| US4356011A | Pocket filter assembly | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4300927A | Pocket filter arrangement | Performing Operations; Transporting | 20 | Expired |
| USD268461S | Combined fishing rod rack and carrier | General | 9 | Expired |
| US6040315A | Antacid co-polymer of guanidine and polyethylenimine | Human Necessities | 7 | Expired |
| US5102664A | Good-tasting gritty drug formulations | Human Necessities | 6 | Expired |
| US5932221A | Genistin-enriched fraction from soy meal | Human Necessities | 6 | Expired |
| US8247000B2 | Phosphate-binding magnesium salts and uses thereof | Human Necessities | 5 | Active |
| US7943597B2 | Phosphate-binding chitosan and uses thereof | Human Necessities | 4 | Active |
| US5773427A | Prevention of fiber-induced intestinal gas production by chitosan | Human Necessities | 4 | Expired |
| US6200605A | Antiflatulent composition | Human Necessities | 4 | Expired |
| US4281013A | Antiatherosclerotic use of khellin and khellinin | Chemistry; Metallurgy | 3 | Expired |
| US8236358B1 | Phosphate-binding magnesium salts and uses thereof | Human Necessities | 2 | Active |
| US4399146A | Treatment of atherosclerosis with khellin-related furochromones | Chemistry; Metallurgy | 1 | Expired |
| US9889157B2 | Phosphate-binding magnesium salts and uses thereof | Human Necessities | 0 | Active |
| US9339481B2 | Phosphate-binding magnesium salts and uses thereof | Human Necessities | 0 | Active |
| US10435654B2 | Antimicrobial compositions derived from high-lauric vegetable oils | Chemistry; Metallurgy | 0 | Active |
| US9610267B2 | Phosphate-binding magnesium salts and uses thereof | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.