C03B 9/1938
Electrical means for the displacement of the plunger
Official title: {Electrical means for the displacement of the plunger}
C03B9/1938 (Electrical means for the displacement of the plunger) appears on 17 US grants and 7 published applications in this corpus.
Search patents in C03B- Granted patents
- 17
- Published applications
- 7
- Assignees
- 11
- Inventors
- 35
- Latest grant
- 16 Dec 2025
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| 2002 | 1 | 1 |
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| 2005 | 1 | 1 |
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| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
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| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotolinear mechanism for glassware forming machines16 Dec 2025US 12,497,317 B2Vitro, S.A.B. de C.V.
- Rotolinear mechanism for glassware forming machines18 Jun 2024US 12,012,351 B2Vitro, S.A.B. de C.V.
- Plunger assembly for a glass molding machine15 Feb 2022US 11,247,928 B2Heye International GmbH
- Machine for the production of hollow glass1 Sep 2015US 9,120,692 B2Bottero S.p.A.
- Pressing plunger mechanism for a glassware forming machine11 Mar 2008US 7,340,923 B2Heye International GmbH
- Servo motor driven plunger mechanism23 Apr 2026US 2026/0109637 A1Emhart Glass S. A.
- Rotolinear Mechanism for Glassware Forming Machines12 Sep 2024US 2024/0300842 A1Vitro, S.A.B. de C.V.
- Rotolinear Mechanism for Glassware Forming Machines25 Aug 2022US 2022/0267185 A1Vitro, S.A.B. de C.V.
- Plunger assembly for a glass molding machine15 Jul 2021US 2021/0214258 A1Heye International GmbH
- Machine for the production of hollow glass24 Apr 2014US 2014/0109618 A1Bottero S.p.A.
Most cited
By later US patents
- Servo plunger mechanism22US 5,707,414 AOwens-Brockway Glass Container Inc. · 1998
- Glass bottle forming machine18US 5,266,093 AIshizuka Glass Co., Ltd. · 1993
- Process and device for shaping a gob12US 5,236,485 A1993
- Cylinder-port block arrangement for glass container forming apparatus11US 5,334,233 A1994
- Plunger mechanism for the pressing of gobs of molten glass in the blank mould of an I.S. machine for the production of hollow ware7US 6,397,635 B1BDF-Boscato & Dalla Fontana S.p.A. · 2002