Average Co-Inventor Count = 1.50
ph-index = 2
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. Lonseal Corporation (2 from 20 patents)
2. Lonseal Kogyo Co., Ltd. (1 from 1 patent)
3 patents:
1. 4425442 - Process for producing open cell foam and foamable compound
2. 4423110 - Process for forming open cell sheet, sheet formed by process,
3. 4381962 - Method for producing an open cell foam from a polyvinyl chloride resin