Kenneth E. Narva
141Patents
18h-index
131Co-inventors
89Inventor score
Filing activity: Sep 27, 1984 → Sep 19, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6218188A | Plant-optimized genes encoding pesticidal toxins | Emerging Cross-Sectional Technologies | 47 | Expired |
| US5723758A | Bacillus thuringiensis genes encoding lepidopteran-active toxins | Chemistry; Metallurgy | 42 | Expired |
| US5436002A | Bacillus thuringiensisisolate PS201T6 toxin | Chemistry; Metallurgy | 38 | Expired |
| US6127180A | Pesticidal toxins | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6083499A | Pesticidal toxins | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5632987A | Bacillus thuringiensis toxins active against corn rootworm larvae | Human Necessities | 33 | Expired |
| US5236843A | Gene encoding a nematode-active toxin cloned from a Bacillus thuringiensis isolate | Chemistry; Metallurgy | 30 | Expired |
| US8304604B2 | DIG-3 insecticidal Cry toxins | Emerging Cross-Sectional Technologies | 27 | Active |
| US5262399A | Compositions and methods for the control of flukes | Chemistry; Metallurgy | 26 | Expired |
| US5439881A | Gene encoding nematode-active toxin PS63B cloned from Bacillus thuringiensis isolate | Chemistry; Metallurgy | 25 | Expired |
| US5322932A | Nematode-active toxin from a Bacillus thuringiensis isolate | Chemistry; Metallurgy | 24 | Expired |
| US7323556B2 | Corn event DAS-59122-7 and methods for detection thereof | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5554534A | Bacillus thuringiensis toxins active against scarab pests | Chemistry; Metallurgy | 24 | Expired |
| US6340593B1 | Plant-optimized polynucleotides encoding approximately 15 kDa and approximately 45 kDa pesticidal proteins | Emerging Cross-Sectional Technologies | 22 | Expired |
| US8304605B2 | DIG-11 insecticidal cry toxins | Emerging Cross-Sectional Technologies | 21 | Active |
| US6624145B1 | Pesticidal toxins | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6548291B1 | Pesticidal toxins | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5589382A | Bacillus thuringiensis genes encoding nematode-active toxins | Emerging Cross-Sectional Technologies | 18 | Expired |
| US6372480B1 | Pesticidal proteins | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7288643B2 | Corn event TC1507 and methods for detection thereof | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7435807B1 | Corn event TC1507 and methods for detection thereof | Emerging Cross-Sectional Technologies | 16 | Active |
| US5753492A | Genes encoding nematode-active toxins from Bacillus thuringiensis strains | Chemistry; Metallurgy | 15 | Expired |
| US6570005B1 | Toxins active against pests | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5667993A | Primers and probes for the identification of bacillus thuringiensis genes and isolates | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5186934A | Bacillus thuringiensis gene encoding a coleopteran-active toxin | Chemistry; Metallurgy | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.