| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 18 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Unspecified technologies | |
| #3 | Vehicle brake control systems | |
| #4 | Clutches and brakes | |
| #5 | Vehicle wheels | |
| #6 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Reynolds Noel S | 19 |
| #2 | Bartling Otto F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3103787A | Piston cylinder assembly | |
| US3064430A | Piston and expander assembly for hydraulic actuating cylinder | |
| US2973231A | Piston assembly for hydraulic brake master cylinder | |
| US2954675A | Hydraulic master cylinder | |
| US2612420A | Packing cup expander | |
| US2612419A | Piston sealing assembly | |
| US2571486A | Piston assembly | |
| US2574062A | Seal construction | |
| US2482029A | Seal | |
| US2377452A | Seal construction | |
| US2385941A | Seal | |
| US2446243A | Seal construction | |
| US2358536A | Seal | |
| US2352343A | Seal | |
| US2299590A | Seal | |
| US2338873A | Diaphragm seal | |
| US2248385A | Seal | |
| US2267994A | Seal | |
| CA602599A | Piston and expander assembly for hydraulic actuating cylinder |