Inventor
David W. Smith
Inventor
West Des Moines, IA, US
Overview
Patents· 85 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A22Cprimary
A22CProcessing meat, poultry, or fish10%
C07CAcyclic or carbocyclic compounds10%
C07DHeterocyclic compounds10%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry5%
B05BSpraying apparatus5%
B29CShaping or joining of plastics3%
Y02PClimate change mitigation technologies in the production or processing of goods3%
G06FElectric digital data processing3%
H01JElectric discharge tubes or discharge lamps3%
PatentTitleYear
10,952,005Stereo paired speaker system with center extraction202110,829,322Device and method for unloading bulk materials from a vehicle202010,675,247Press coated tablet prepared for delayed release of an active ingredient20208,997,736'Interface apparatus identification system and method and differentiating feature therefor'20158,771,622'Impurities removal from waste solids in the production of soda ash, sodium bicarbonate and/or other derivatives'20148,679,307'Method and apparatus for preparing specimens for microscopy'20148,634,900'Mask comfort diagnostic method'20148,337,571'Removal of impurities in the production of crystalline sodium carbonate, bicarbonate, or sulfite'20127,782,844'Method and apparatus for pattern matching on single and multiple pattern structures'20107,504,623'Device and method for milling of material using ions'20097,325,234'System and method for monitoring computer application and resource utilization'20087,132,673'Device and method for milling of material using ions'20066,989,399'Antiamyloid phenylsulfonamides: N-alkanol derivatives'20066,967,196'Sulfonamide compounds and uses thereof'20056,863,972'Synthetic wood component having a foamed polymer backing'20056,781,429'Latch circuit with metastability trap and method therefor'20046,776,952'Method and apparatus for making flexible sheet products for absorbing liquids'20046,616,889'Method and apparatus for making flexible sheet products for absorbing liquids'20036,521,064'Pyrotechnic burster composition'20036,022,823'Process for the production of supported palladium-gold catalysts'20005,773,060'Method of controlling and adjusting the amount of fluid injected into a meat product'19985,763,444'Antidepressant 1-arylalkyl-4-(alkoxy pyridinyl)-and 4-(alkoxypyrimidinyl) piperazine derivatives'19985,703,129'5-amino-6-cyclohexyl-4-hydroxy-hexanamide derivatives as inhibitors of .beta.-amyloid protein production'19975,664,488'Means for controlling and adjusting the amount of fluid injected into a meat product'19975,638,744'Means of injecting fluids into food products'19975,618,816'Antimigraine 1,2,5-thiadiazole derivatives of indolylalkyl-pyridnyl and pyrimidinylpiperazines'19975,557,999'Method for manufacturing a tamper-indicating plastic closure'19965,521,188'Antimigraine cyclobutenedione derivatives of indolylalkyl-pyridinyl and pyrimidinylpiperazines'1996D0366597'Drinking mug'19965,472,966'Antidepressant heteroarylaminoalkyl derivatives of naphthyl-monazines'19955,434,154'Antimigraine 4-pyrimidinyl and pyridinyl derivatives of indol-3yl-alkylpiperazines'19955,417,964'Process for manufacturing an antiperspirant stick'19955,382,592'Antimigraine cyclobutenedione derivatives of tryptamines'19955,354,228'Apparatus and method for rotating a fragile extruded strand of meat product for linking purposes'19945,336,802'Pretreatment of palladium-gold catalysts useful in vinyl acetate synthesis'19945,316,216'Showerhead'19945,306,204'Storage rack and linker for an elongated strand of linked meat products'19945,300,506'Indolylalkyl derivatives of pyrimidinylpiperazine for treating vascular headache'19945,237,097'Catalytic carbonylation process'19935,199,103'Vector calculator apparatus for graphic waveform manipulation'19935,194,417'Pretreatment of palladium-gold catalysts useful in vinyl acetate synthesis'19935,171,874'Process for making dihydrocarbyl carbonate'19925,077,293'1-indolyalkyl-4-(alkoxypyrimidinyl)piperazines'19915,046,024'Vector calculator apparatus for graphic waveform manipulation'19915,019,012'Encased product and method and apparatus for encasing same'19914,972,548'Encased product and method and apparatus for encasing same'19904,972,547'Encased product and method and apparatus for encasing same'19904,965,910'Encased product and method and apparatus for encasing same'19904,954,502'1-indolyalkyl-4-(substituted-pyridinyl)piperazines'19904,944,069'Encased product and method and apparatus for encasing same'19904,868,770'Simulation results enhancement method and system'19894,847,477'Reducing phase fluctuations in a coherent radiation beam using feedforward control'19894,839,614'Frequency referencing system and method'19894,780,876'Method and apparatus for generating coherent radiation'19884,727,625'Encased product and method and apparatus for encasing same'19884,709,447'Encased product and method and apparatus for encasing same'19874,674,687'Showerhead'19874,660,255'Method and apparatus for encasing a product'19874,613,600'Antidepressant 1,2,4-triazolone compounds'19864,598,866'Showerhead'19864,590,196'Analgesic 1,2-benzisothiazol-3-ylpiperazine derivatives'19864,584,322'Process for the production of acetic acid from synthesis gas'19864,561,593'Showerhead'19854,534,340'Combination handle'19854,514,521'Manufacture of oxygenated compounds'19854,482,647'Manufacture of oxygenated compounds'19844,460,530'Method for producing porous shaped products'19844,429,056'Manufacture of oxygenated compounds'19844,396,863'Synthetic willemite phosphors and fluorescent lamp containing the same'19834,373,887'Apparatus for producing porous shaped products'1983D0267582'Hand-held showerhead'1983D0267581'Showerhead'19834,303,201'Showering system'19814,291,179'Rhodium catalyzed process for acetaldehyde and ethanol'19814,275,908'Fluid coupling assembly'19814,267,384'Ruthenium catalyzed process for acetaldehyde and ethanol'19814,233,709'Link cutter'19804,187,583'Method and means for encasing sausage or the like'19804,169,812'Regeneration of scale-coated activated carbon with acid wash'19794,096,149'Hydrolysis of nitriles'19784,071,923'Hand-held meat skinning device'19783,980,661'Hydrolysis of nitriles'19763,964,236'Stuffing tube apparatus for an encasing machine'19763,958,756'Spray nozzles'19763,949,446'Stuffing horn'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1998Patents assigned to TOWNSEND ENGINEERING CO (17)· patent assignee history
1976–1986Patents assigned to NAT DISTILLERS CHEM CORP (8)· patent assignee history
1976–1998Based in West Des Moines, IA, US· patent location history
1976–2000Based in Cincinnati, OH, US· patent location history
1981–1996Patents assigned to TELEDYNE IND (12)· patent assignee history
1981–1996Based in Fort Collins, CO, US· patent location history
1987–2015Patents assigned to SMITH DAVID W (6)· patent assignee history
1990–2006Patents assigned to BRISTOL MYERS SQUIBB CO (11)· patent assignee history
1995–2006Based in Madison, CT, US· patent location history
2006–2015Based in Oakmont, PA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOWNSEND ENGINEERING CO | 17 | 1976–1998 |
| TELEDYNE IND | 12 | 1981–1996 |
| BRISTOL MYERS SQUIBB CO | 11 | 1990–2006 |
| NAT DISTILLERS CHEM CORP | 8 | 1976–1986 |
| SMITH DAVID Wself | 6 | 1987–2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| West Des Moines, IA, US | 17 | 1976–1998 |
| Cincinnati, OH, US | 13 | 1976–2000 |
| Fort Collins, CO, US | 12 | 1981–1996 |
| Madison, CT, US | 8 | 1995–2006 |
| Oakmont, Pennsylvania, US | 5 | 2006–2015 |