Average Co-Inventor Count = 2.64
ph-index = 6
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. The Singer Company (5 from 1,246 patents)
2. Lightolier Division of the Genlyte Group, Inc. (3 from 12 patents)
3. Lightolier Incorporated (1 from 50 patents)
4. The Genlyte Group Incorporated (1 from 37 patents)
5. The Siner Company (1 from 1 patent)
11 patents:
1. 5452816 - Recessed lighting fixture
2. 5374812 - Recessed lighting fixture
3. 5222800 - Recessed lighting fixture
4. 5149282 - Modular stem system for lighting applications
5. 5134554 - Lighting system
6. D274623 - Sewing machine motor and belt cover or similar article
7. 4434736 - Strain controlled sewing machine mount
8. 4423912 - Arrangement for mounting a convertible bed sewing machine in a flat bed
9. D259345 - Carrying case cover for a sewing machine
10. D259344 - Sewing machine bed cover
11. 4260207 - Latch for sewing machine cover