Inventor

ALSMEIER JOHANN

US247 patents

⚠️ This page may combine multiple inventors who share the name “ALSMEIER JOHANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ALSMEIER JOHANN

SANDISK TECHNOLOGIES INC

Methods of fabricating a three-dimensional non-volatile memory device

High aspect ratio memory hole channel contact formation

Compact three dimensional vertical NAND and method of making thereof

Method of making ultrahigh density vertical NAND memory device

Ultrahigh density monolithic, three dimensional vertical NAND memory device

Vertical NAND and method of making thereof using sequential stack etching and self-aligned landing pad

Three dimensional memory device with peripheral devices under dummy dielectric layer stack and method of making thereof

3D NAND with oxide semiconductor channel

Multilevel memory stack structure employing support pillar structures

Multilevel memory stack structure with joint electrode having a collar portion and methods for manufacturing the same

Three-dimensional memory device containing CMOS devices over memory stack structures

Multi tier three-dimensional memory devices including vertically shared bit lines

Three dimensional memory device with epitaxial semiconductor pedestal for peripheral transistors

Method of making a vertical NAND device using a sacrificial layer with air gap and sequential etching of multilayer stacks

Three dimensional NAND device with semiconductor, metal or silicide floating gates and method of making thereof

Three dimensional NAND string memory devices with voids enclosed between control gate electrodes

High dielectric constant etch stop layer for a memory structure

Methods of selective removal of blocking dielectric in NAND memory strings

Method of making ultrahigh density vertical NAND memory device

Single-semiconductor-layer channel in a memory opening for a three-dimensional non-volatile memory device

Multilevel memory stack structure and methods of manufacturing the same

Floating gate ultrahigh density vertical NAND flash memory

Methods of fabricating a three-dimensional non-volatile memory device

Method of making a vertical NAND device using sequential etching of multilayer stacks

Ultrahigh density vertical NAND memory device

Three dimensional NAND device with silicide containing floating gates

Vertical NAND and method of making thereof using sequential stack etching and landing pad

Ultrahigh density vertical NAND memory device

Method of making an ultrahigh density vertical NAND memory device with shielding wings

Ultrahigh density vertical NAND memory device and method of making thereof

ALSMEIER JOHANN

Ultrahigh density vertical NAND memory device

Ultrahigh density vertical NAND memory device and method of making thereof

Ultrahigh density vertical NAND memory device and method of making thereof

Vertical NAND device with low capacitance and silicided word lines

Method of making ultrahigh density vertical NAND memory device

Ultrahigh density vertical NAND memory device

3D vertical NAND and method of making thereof by front and back side processing

Ultrahigh density monolithic three dimensional vertical NAND string memory device and method of making thereof

Method of making ultrahigh density vertical NAND memory device

SANDISK TECHNOLOGIES LLC

Bonded three-dimensional memory devices and methods of making the same by replacing carrier substrate with source layer

Concurrent formation of memory openings and contact openings for a three-dimensional memory device

Three-dimensional memory device having a multilevel drain select gate electrode and method of making thereof

Three-dimensional memory device with self-aligned drain side select gate electrodes and method of making thereof

Three-dimensional memory device containing separately formed drain select transistors and method of making thereof

Three-dimensional NAND device containing support pedestal structures for a buried source line and method of making the same

Through-memory-level via structures for a three-dimensional memory device

Three-dimensional memory device with charge carrier injection wells for vertical channels and method of making and using thereof

SANDISK 3D LLC

Memories with cylindrical read/write stacks

Non-volatile memory having 3D array of read/write elements with vertical bit lines and select devices and methods thereof

SAMACHISA GEORGE

Non-volatile memory having 3D array of read/write elements with vertical bit lines and select devices and methods thereof