Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D765888 | Shingle | Olan Leitch, Ming Liang Shiao, Sudhir Railkar | 2016-09-06 |
| D765273 | Shingle | Olan Leitch, Ming Liang Shiao, Sudhir Railkar | 2016-08-30 |
| D765274 | Shingle | Olan Leitch, Ming Liang Shiao, Sudhir Railkar | 2016-08-30 |
| 9416539 | Roofing shingle system and shingles for use therein | Ming Liang Shiao, Sudhir Railkar, Olan Leitch | 2016-08-16 |
| D763468 | Shingle | Olan Leitch, Ming Liang Shiao, Sudhir Railkar | 2016-08-09 |
| 9399871 | Roofing shingle system and shingles for use therein | Olan Leitch, Ming Liang Shiao, Sudhir Railkar | 2016-07-26 |
| 9399870 | Roofing shingle system and shingles for use therein | Olan Leitch, Ming Liang Shiao, Sudhir Railkar | 2016-07-26 |
| 9273885 | Roof integrated photovoltaic system | Tommy F. Rodrigues, Sudhir Railkar, Daniel E. Boss, David J. Gennrich, Cory R. Boudreau +2 more | 2016-03-01 |