ES

Evan Spirk

RD Rug Doctor: 5 patents #4 of 19Top 25%
📍 Gates Mills, OH: #1 of 15 inventorsTop 7%
🗺 Ohio: #263 of 7,013 inventorsTop 4%
Overall (2017): #31,553 of 506,227Top 7%
5
Patents 2017

Issued Patents 2017

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9788699 Liquid extraction cleaning device and method Timothy J. Wall, Ann Marie Morrow, Walter Haug, Phuong Le, Charles Michael Ostendorf +8 more 2017-10-17
9788700 Liquid extraction cleaning device and method Timothy J. Wall, Ann Marie Morrow, Walter Haug, Phuong Le, Charles Michael Ostendorf +8 more 2017-10-17
9717386 Liquid extraction cleaning device Timothy J. Wall, Ann Marie Morrow, Walter Haug, Phuong Le, Charles Michael Ostendorf +8 more 2017-08-01
9706893 Liquid extraction cleaning device and method Timothy J. Wall, Ann Marie Morrow, Walter Haug, Phuong Le, Charles Michael Ostendorf +8 more 2017-07-18
9538893 Liquid extraction cleaning device Timothy J. Wall, Ann Marie Morrow, Walter Haug, Phuong Le, Charles Michael Ostendorf +8 more 2017-01-10